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-   -   New Fermat factors (https://www.mersenneforum.org/showthread.php?t=15449)

ET_ 2016-06-09 11:15

I am following this thread, but coudn't drop a line because I have had 2 years of big troubles in "RealLife"(C).

This is mainly the reason why I didn't offer to host the page on our FermatSearch website: I could, but my updates would risk to be slow, especially at first, while instantiating new SQL tables for the factors.

Anyway, if no one is going to carry this weight, I will :rolleyes:

Just let me know.

Luigi

ET_ 2016-06-17 11:03

Reserved ranges on FermatSearch
 
Reserved ranges on FermatSearch requested during the year 2014 and not yet completed are going to be released.

[url]http://www.fermatsearch.org/stat/running.php?id=data[/url]

Anyone interested in taking them?

Luigi

ET_ 2016-06-17 11:06

[QUOTE=GP2;435857]Use [url]http://prothsearch.net/fermat.html[/url] and supplement it with the eight additional factors (after February 13 2015) listed at [url]http://www.fermatsearch.org/news.html[/url]

I created a CSV file from this combined data, but am wondering how to verify the largest factors. How to use modular exponentiation when 2^2^m becomes enormous? I am probably missing some obvious mathematical point...[/QUOTE]

I could import the CSV on a new table on FermatSearch, and credit your work (as well as Prof. Keller) on the site.

You can easily verify the factor using a different program and a much shorter range of k (or I could do it for you, if needed)

Luigi

GP2 2016-06-19 02:46

[QUOTE=ET_;436413]I could import the CSV on a new table on FermatSearch, and credit your work (as well as Prof. Keller) on the site.

You can easily verify the factor using a different program and a much shorter range of k (or I could do it for you, if needed)

Luigi[/QUOTE]

Well, here is the CSV file I created, by reformatting [url]http://prothsearch.net/fermat.html[/url] and adding stuff from [url]http://www.fermatsearch.org/news.html[/url]. No credit is needed, it was just a small amount of work. It should be rechecked and tested, because I didn't verify the factors myself.

[CODE]5,5,7
5,52347,7
6,1071,8
6,262814145745,8
7,116503103764643,9
7,11141971095088142685,9
8,604944512477,11
8,[59 digits],11
9,37,16
9,3640431067210880961102244011816628378312190597,11
9,[96 digits],11
10,11131,12
10,395937,14
10,1137640572563481089664199400165229051,12
10,[248 digits],13
11,39,13
11,119,13
11,10253207784531279,14
11,434673084282938711,13
11,[560 digits],13
12,7,14
12,397,16
12,973,16
12,11613415,14
12,76668221077,14
12,17353230210429594579133099699123162989482444520899,15
13,41365885,16
13,20323554055421,17
13,6872386635861,19
13,609485665932753836099,19
14,1784180997819127957596374417642156545110881094717,16
15,579,21
15,17753925353,17
15,1287603889690528658928101555,17
16,1575,19
16,180227048850079840107,20
17,59251857,19
17,14783975791554494074552473179612897725474511,19
18,13,20
18,9688698137266697,23
19,33629,21
19,308385,21
19,8962167624028624126082526703,22
21,534689,23
22,3853959202444067657533632211,24
23,5,25
25,48413,29
25,1522849979,27
25,16168301139,27
26,143165,29
27,141015,30
27,430816215,29
28,25709319373,36
29,1120049,31
30,149041,32
30,127589,33
31,5463561471303,33
32,1479,34
36,5,39
36,3759613,38
37,1275438465,39
38,3,41
38,2653,40
39,21,41
39,2864929972774011,41
42,43485,45
42,111318179143061,45
43,212675402445,45
48,2139543641769,50
52,4119,54
52,21626655,54
52,81909357657279,54
55,29,57
58,95,61
61,54985063,66,17
62,697,64
63,9,67
64,17853639,67
65,1210895760431083,68
66,7551,69
71,683,73
72,76432329,74
73,5,75
75,3447431,77
77,425,79
77,5940341195,79
81,271,84
83,1595863660157,87
86,20018578522347,88
88,119942751127,90
90,198922467387,92
91,1421,93
93,92341,96
94,482524552001,97
96,3334131633063,101
99,16233,104
107,1289179925,111
116,3433149787,120
117,7,120
122,5234775,124
125,5,127
133,88075576149,135
142,8152599,145
144,17,147
146,37092477,148
147,3125,149
147,124567335,149
150,1575,157
150,5439,154
164,1835601567,167
166,2674670937447,171
172,20569603303,174
178,313047661,180
184,117012935,187
195,48595346636925,197
201,4845,204
205,232905,207
207,3,209
215,32111,217
226,15,229
228,29,231
230,372236097,232
232,70899775,236
250,403,252
251,85801657,254
255,629,257
256,36986355,258
259,36654265,262
267,177,271
268,21,276
275,22347,279
284,7,290
284,1061341513,286
286,78472588395,288
287,5915,289
287,21346190509623,290
297,72677552745,301
298,247,302
299,272392805475,304
301,7183437,304
316,7,320
329,1211,333
334,27609,341
338,27654487,342
343,4844391185,345
353,18908555,355
370,573230511,373
375,733251,377
376,810373,378
380,321116871,385
398,120845,401
416,8619,418
416,38039,419
417,118086729,421
417,303472680883,420
431,5769285,434
452,27,455
459,5449229488169,465
468,27114089,471
480,5673968845,484
517,84977118993,520
544,225,547
547,77377,550
556,127,558
569,6616590375,575
579,63856313,581
600,6213186413,605
620,10084141,624
635,4258979,645
637,11969,643
642,52943971,644
666,217924552867,668
667,491628159,669
692,717,695
723,554815,730
744,17,747
851,497531,859
885,16578999,887
906,57063,908
931,1985,933
943,4785972759,954
971,541664191,976
1069,137883,1073
1082,82165,1084
1114,11618577,1116
1123,25835,1125
1132,10111717305,1136
1160,2018719057,1162
1201,837747239,1203
1225,79707,1231
1229,29139,1233
1394,62705223,1396
1451,13143,1454
1551,291,1553
1598,10923781,1600
1710,351276975,1719
1722,364182745,1724
1849,98855,1851
1945,5,1947
1990,150863,1993
2023,29,2027
2059,591909,2063
2089,431,2099
2286,4004779405,2288
2420,103257279,2422
2456,85,2458
2606,238451805,2608
3310,5,3313
3314,406860969,3322
3335,43714055,3337
3506,501,3508
3576,1132007355,3578
3703,262254673,3706
3723,13308899,3725
3730,1127899657,3732
3850,787703529,3854
4184,465917283,4189
4250,173373,4252
4258,1435,4262
4260,209161375,4262
4265,72179955,4269
4332,2466157,4334
4652,143918649,4654
4724,29,4727
5320,21341,5323
5531,1503975,5533
5792,8872947,5794
5957,421435,5960
6208,763,6210
6355,115185,6358
6390,303,6393
6537,17,6539
6835,19,6838
6909,6021,6912
7137,118807331,7139
7181,168329,7187
7309,145,7312
8239,7473,8242
8269,592131,8271
8298,1054057,8300
8555,645,8557
9322,8247,9324
9428,9,9431
9447,5505161,9449
9448,19,9450
9549,1211,9551
9552,60567741,9555
9691,260435,9693
9747,44670651,9749
11695,203355,11703
12185,81,12189
12825,1814649,12827
13250,351,13252
13623,48265,13626
14252,1173,14254
14276,157,14280
14528,17217,14530
14587,24142479,14590
15161,55,15164
17748,3860269,17750
17906,135,17909
18749,11,18759
18757,33,18766
19211,13323,19220
22296,4777,22298
23069,681,23071
23288,19,23290
23471,5,23473
24651,99,24653
25006,57,25010
28281,81,28285
30256,121531,30260
35563,357,35567
38967,177795,38969
41894,4935,41897
43665,2495,43667
48624,28949,48627
49093,165,49095
49488,71007,49490
50078,7619,50081
60079,5731,60084
63679,169,63686
79221,6089,79223
83861,99,83863
90057,189,90061
91213,585,91215
94798,21,94801
95328,7,95330
100518,79425,100520
104448,927,104451
106432,30967,106436
113547,39,113549
114293,13,114296
125410,5,125413
138557,7333,138560
142460,159,142462
146221,57,146223
157167,3,157169
213319,3,213321
221670,3771,221676
226614,4479,226618
270091,63,270094
282717,51,282719
287384,211,287388
303088,3,303093
338295,485,338297
352279,7905,352281
382447,3,382449
410105,1207,410108
461076,9,461081
472097,89,472099
476624,651,476632
495728,243,495732
567233,519,567235
585042,151,585044
617813,659,617815
672005,27,672007
906108,1705,906110
960897,11,960901
1099061,2145,1099064
1246013,329,1246017
1494096,131,1494099
1747656,183,1747660
2141872,25,2141884
2145351,3,2145353
2167797,7,2167800
2478782,3,2478785
2543548,9,2543551
2662088,267,2662090
2747497,57,2747499
3329780,193,3329782[/CODE]

ET_ 2016-06-20 08:14

[QUOTE=GP2;436506]Well, here is the CSV file I created, by reformatting [url]http://prothsearch.net/fermat.html[/url] and adding stuff from [url]http://www.fermatsearch.org/news.html[/url]. No credit is needed, it was just a small amount of work. It should be rechecked and tested, because I didn't verify the factors myself.
[/QUOTE]


So I should add the date of discovery and the discoverer to the table.
Doable :smile: But not during the next week: I will be away from keyboard. (hope a new Fermat factor will be discovered then).

Luigi

Gary 2016-06-23 17:16

[QUOTE=ET_;436412]Reserved ranges on FermatSearch requested during the year 2014 and not yet completed are going to be released.

[URL]http://www.fermatsearch.org/stat/running.php?id=data[/URL]

Anyone interested in taking them?

Luigi[/QUOTE]

I can take the ranges between n = 300 and n = 35,000. It looks like there are 10 such ranges last updated in 2014, and 7 other such ranges last updated in 2011 to 2013. Do you plan to release the 2011 to 2013 ranges also?

ET_ 2016-06-26 18:56

[QUOTE=Gary;436777]I can take the ranges between n = 300 and n = 35,000. It looks like there are 10 such ranges last updated in 2014, and 7 other such ranges last updated in 2011 to 2013. Do you plan to release the 2011 to 2013 ranges also?[/QUOTE]

I am releasing all the ranges that look idle, as I have had some emails from other users, even if they did not update the range. The [COLOR="Red"]ranges that will be released[/COLOR] are the following:

[code]
Sergei Maiorov 500 599 40,000,000,000 100,000,000,000 92% 2011/09/29
Nikolay Kamenyuk 301 500 10,000,000,000 15,000,000,000 Reserved (gfn) 2013/03/10
Nikolay Kamenyuk 501 1,000 2,000,000,000 3,000,000,000 Reserved (gfn) 2013/03/10
Nikolay Kamenyuk 2,001 3,000 400,000,000 500,000,000 Reserved (gfn) 2013/03/10
Ryan Propper 450 499 400,000,000,000 10,000,000,000,000 Reserved 2013/05/07
Nikolay Kamenyuk 20,000 25,000 1,000,000 2,000,000 Reserved (gfn) 2013/08/27
Bryan Kalashnikov 420 429 1,000,000,000,000 1,050,000,000,000 Reserved 2014/07/09
Samuel Xiong 300 309 2,200,000,000,000 2,250,000,000,000 Reserved 2014/08/09
Gary Baxter 420 429 2,200,000,000,000 2,250,000,000,000 Reserved 2014/09/08
Michael Dangler 420 429 2,250,000,000,000 2,300,000,000,000 Reserved 2014/09/22
Michael Dangler 420 429 2,300,000,000,000 2,350,000,000,000 Reserved 2014/09/22
Michael Dangler 420 429 2,350,000,000,000 2,400,000,000,000 Reserved 2014/09/22
Yannick Hervier 500 509 800,000,000,000 850,000,000,000 10% 2014/11/21
[/code]

The following ranges are from [COLOR="Red"]users of FermatSearch[/COLOR] or other users that told me about their updates: they need to be finished as soon as possible, so if you get in contact with them please advice that their ranges are ready to be relesed. I will do the same, but can't yet contact[COLOR="Green"] Alex Kruppa[/COLOR] and [COLOR="Green"]Patrick Chauvet[/COLOR].

[code]
Patrick Chauvet 26 26 500,000,000,000,000 1,000,000,000,000,000 59% 2012/12/31
Fabrice Le Foulher 30,000 35,000 300,000 500,000 60% (gfn) 2013/05/25
Alexander Kruppa 35 35 450,000,000,000,000,000 460,000,000,000,000,000 Reserved 2014/04/04
Alexander Kruppa 35 35 460,000,000,000,000,000 470,000,000,000,000,000 Reserved 2014/04/14
Edo Rajh 2,300 2,399 1,500,000,000 1,600,000,000 20% 2014/11/24
Pacher Maximilian 1,000 1,199 20,000,000,000 21,000,000,000 Reserved 2014/12/19
Andreas Tete 500 539 150,000,000,000 200,000,000,000 70% 2015/02/20
[/code]

That said, which are the ranges you claim, Gary?

Luigi :et_:

ET_ 2016-06-27 07:51

I had a mail fom Maxi Pacher, his ranges are all confirmed, he only needs some time to finish them.
Fabrice Le Foulher confirmed his ranges as well as Patrick Chauvet: slow but steady processing.
All the users on the second group got a notification email. I will update this record as the answers pop in.

[code]
Alexander Kruppa 35 35 450,000,000,000,000,000 460,000,000,000,000,000 Reserved 2014/04/04
Alexander Kruppa 35 35 460,000,000,000,000,000 470,000,000,000,000,000 Reserved 2014/04/14
Edo Rajh 2,300 2,399 1,500,000,000 1,600,000,000 20% 2014/11/24
Andreas Tete 500 539 150,000,000,000 200,000,000,000 70% 2015/02/20
[/code]

Luigi

ET_ 2016-06-27 15:26

[QUOTE=ET_;437058]I had a mail fom Maxi Pacher, his ranges are all confirmed, he only needs some time to finish them.
Fabrice Le Foulher confirmed his ranges as well as Patrick Chauvet: slow but steady processing.
All the users on the second group got a notification email. I will update this record as the answers pop in.

[code]
Alexander Kruppa 35 35 450,000,000,000,000,000 460,000,000,000,000,000 Reserved 2014/04/04
Alexander Kruppa 35 35 460,000,000,000,000,000 470,000,000,000,000,000 Reserved 2014/04/14
Edo Rajh 2,300 2,399 1,500,000,000 1,600,000,000 20% 2014/11/24
Andreas Tete 500 539 150,000,000,000 200,000,000,000 70% 2015/02/20
[/code]

Luigi[/QUOTE]

Alex Kruppa confirmed he released his ranges. Time to get a fast GPU for them
I will take care of those babies of no one else bails in.

Luigi

ET_ 2016-06-29 12:23

[QUOTE=ET_;437078]Alex Kruppa confirmed he released his ranges. Time to get a fast GPU for them
I will take care of those babies of no one else bails in.

Luigi[/QUOTE]

Taken! :smile:

Luigi

Gary 2016-06-29 14:50

[QUOTE=ET_;437058]I had a mail fom Maxi Pacher, his ranges are all confirmed, he only needs some time to finish them.
Fabrice Le Foulher confirmed his ranges as well as Patrick Chauvet: slow but steady processing.
All the users on the second group got a notification email. I will update this record as the answers pop in.
[/QUOTE]

I will take the following ranges. If you hear from any of the researchers that originally reserved these ranges that they are still working on it, then let me know and I will strike them from my list.

[FONT=Courier New][SIZE=2] 500 [/SIZE][SIZE=2]599 [/SIZE][SIZE=2]40,000,000,000 [/SIZE][SIZE=2]100,000,000,000[/SIZE]
[SIZE=2] 301 [/SIZE][SIZE=2]500 [/SIZE][SIZE=2]10,000,000,000 [/SIZE][SIZE=2]15,000,000,000[/SIZE]
[SIZE=2] 501 [/SIZE][SIZE=2]1000 [/SIZE][SIZE=2]2,000,000,000 [/SIZE][SIZE=2]3,000,000,000[/SIZE]
[SIZE=2] 2001 [/SIZE][SIZE=2]3000 [/SIZE][SIZE=2]400,000,000 [/SIZE][SIZE=2]500,000,000[/SIZE]
[SIZE=2] 450 [/SIZE][SIZE=2]499 [/SIZE][SIZE=2]400,000,000,000 2[/SIZE][SIZE=2],000,000,000,000 Lowered Kmax[/SIZE]
[SIZE=2]20000 [/SIZE][SIZE=2]25000 [/SIZE][SIZE=2]1,000,000 [/SIZE][SIZE=2]2,000,000[/SIZE]
[SIZE=2] 420 [/SIZE][SIZE=2]429 [/SIZE][SIZE=2]1,000,000,000,000 [/SIZE][SIZE=2]1,050,000,000,000[/SIZE]
[SIZE=2] 300 [/SIZE][SIZE=2]309 [/SIZE][SIZE=2]2,200,000,000,000 [/SIZE][SIZE=2]2,250,000,000,000[/SIZE]
[SIZE=2] 420 [/SIZE][SIZE=2]429 [/SIZE][SIZE=2]2,200,000,000,000 [/SIZE][SIZE=2]2,400,000,000,000 4 old ranges[/SIZE]
[SIZE=2] 500 [/SIZE][SIZE=2]509 [/SIZE][SIZE=2]800,000,000,000 [/SIZE][SIZE=2]850,000,000,000[/SIZE]
[SIZE=2] 2300 [/SIZE][SIZE=2]2399 [/SIZE][SIZE=2]1,500,000,000 [/SIZE][SIZE=2]1,600,000,000[/SIZE]
[SIZE=2] 500 [/SIZE][SIZE=2]539 [/SIZE][SIZE=2]150,000,000,000 [/SIZE][SIZE=2]200,000,000,000[/SIZE]
[/FONT]
Also, what is the status of the following range, owned by Franz Fritz and last updated 2014/09/22?

[FONT=Courier New][SIZE=2] 500 [/SIZE][SIZE=2]599 [/SIZE][SIZE=2]400,000,000,000 [/SIZE][SIZE=2]800,000,000,000[/SIZE]
[/FONT]
Thanks!


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