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-   -   Fast Breeding (guru management) (https://www.mersenneforum.org/showthread.php?t=20024)

RichD 2018-04-14 16:28

[b]QUEUED AS C214_249541_43[/b]
C214 from the OPN t600 file.
[CODE]n: 1547209916252578521237598139225664677712121413701766826729861340159590516382608784325477238216300138772897110880933629845969726274272037923547373058367070851183839353527087512483328393531780547047680590249009228327
# 249541^43-1, difficulty: 232
skew: 0.126
c6: 249541
c0: -1
Y1: -1
Y0: 60255039831511724428874194299741430381
type: snfs
rlim: 134000000
alim: 134000000
lpbr: 31
lpba: 31
mfbr: 62
mfba: 62
rlambda: 2.6
alambda: 2.6[/CODE]
Trial sieving 5K blocks.
[CODE] Q Yield
20M 13732
60M 10270
100M 9363
150M 7583[/CODE]

RichD 2018-04-14 16:30

[b]QUEUED AS C207_103xx849_11[/b]
C207 from the OPN t600 file.
[ a.k.a. Phi_11(Phi_11(9181)/23/635471/2813416783)/11/89/16475746717/64101544453 ]
[CODE]n: 136269621321667259521519009150906975040454349830241012545831912816679642031264955010900165188470610369491470024405232450473087790903057879701187762505317300571959972132665442804629366089800287645014517953169
# 103487890442126237477849^11-1, difficulty: 230.15, skewness: 1.00, alpha: 2.22
# cost: 1.75626e+18, est. time: 836.31 GHz days (not accurate yet!)
skew: 1.000
c5: 1
c4: 1
c3: -4
c2: -3
c1: 3
c0: 1
Y1: -103487890442126237477849
Y0: 10709743468161523055918639363539329676765666802
type: snfs
rlim: 67000000
alim: 67000000
lpbr: 30
lpba: 30
mfbr: 60
mfba: 60
rlambda: 2.6
alambda: 2.6[/CODE]
Trial sieving 5K blocks.
[CODE] Q Yield
20M 9059
50M 8986
80M 7947
110M 8088[/CODE]

VBCurtis 2018-04-15 18:44

[b]QUEUED AS C197_4788_12515 [/b]
Aliquot 4788 term 12515 is a C197 ready for 15e:
[code]n: 20901242090929750331460152543809850619619290452256403363055163961224444523016833873892080737966534318102450035876136293050152061659131510274015648390725105024055454805289274799895497557473573901631
Y0: -128280183283175038524897222460023160055
Y1: 37708946555548118686
c0: -4737682113152575563349555619330383737950004367008
c1: 38184808779885988297067997820651742275074
c2: 525511402998103765746708260854197
c3: -2817683344110966477947732
c4: -4690042596771655
c5: 1203384
skew: 374011545.23
alambda: 3.8
rlambda: 2.8
alim: 268000000
rlim: 268000000
lpbr: 33
lpba: 33
mfbr: 66
mfba: 95
# size 2.697e-019, alpha -8.824, combined = 7.570e-015 rroots = 5[/code]
A record poly, score 7.87e-15, was found during poly select, but yield on the above poly was 10% better without a meaningful loss in speed (2-4%).
Q-range of 40M to 580M should yield ~950-980M relations:
[code]Q=50M 0.406 sec/rel, 2289 rels
Q=100M 0.417 sec/rel, 1939 rels
Q=150M 0.439 sec/rel, 2499 rels
Q=200M 0.505 sec/rel, 1695 rels
Q=250M 0.520 sec/rel, 2088 rels
Q=300M 0.570 sec/rel, 1608 rels
Q=350M 0.560 sec/rel, 1396 rels
Q=400M 0.626 sec/rel, 1375 rels
Q=450M 0.543 sec/rel, 1289 rels
Q=500M 0.618 sec/rel, 1884 rels
Q=550M 0.607 sec/rel, 1597 rels[/code]
Each test is a 1000-Q range.

RichD 2018-04-16 04:29

[b]QUEUED AS C200_862xx811_5[/b]
[b]AFTER ADDING c3: 1[/b]
C200 from the OPN t800 file.
[ a.k.a. Phi_5(Phi_5(Phi_11(313)/199/9466799)/61857011)/5/1061/1901/659171/47130661 ]
P55^5-1
[CODE]n: 17656528956644396476117300085775936682750226566404879981083679437182466952542877401688479486508833082033719153761557542029814852026421439376242397025821195132534447785652729307063134358147688995764331
# 8624195935718427593141266250403294267464320864840833811^5-1, difficulty: 219.74, skewness: 1.00, alpha: 1.45
# cost: 7.53204e+17, est. time: 358.67 GHz days (not accurate yet!)
skew: 1.000
c4: 1
c2: 1
c1: 1
c0: 1
Y1: -1
Y0: 8624195935718427593141266250403294267464320864840833811
type: snfs
rlim: 134000000
alim: 134000000
lpbr: 31
lpba: 31
mfbr: 92
mfba: 62
rlambda: 3.6
alambda: 2.6[/CODE]
Trial sieving 5K blocks.
[CODE] Q Yield
20M 8143
60M 9660
100M 10064
150M 8907[/CODE]

RichD 2018-04-16 06:24

[QUOTE=RichD;485409][b]QUEUED AS C200_862xx811_5[/b]
[b]AFTER ADDING c3: 1[/b][/QUOTE]

Whoa! How did this sieve properly?
The test sieve yield seems reasonable.
Hope all works out in the end...

RichD 2018-04-16 14:11

[b]QUEUED AS C210_14073559_31[/b]
C210 from the OPN t600 file.
Sieve on the algebraic side.
[CODE]n: 146974916257584089871431987268258265832536457831640727014927536229413689533935288701361174651788768299942171277252095184393004039909244295898813168455593432294530960359854903741132614684823761361932462981540833
# 14073559^31-1, difficulty: 222
lss: 0
c6: 14073559
c0: -1
Y1: -1
Y0: 552102470718049477542965467392591799
skew: 0.0644
type: snfs
rlim: 134000000
alim: 67000000
lpbr: 30
lpba: 30
mfbr: 60
mfba: 88
rlambda: 2.6
alambda: 3.6[/CODE]
Trial sieving 5K blocks.
[CODE] Q Yield
20M 10747
50M 7921
80M 6106
110M 6482[/CODE]

swellman 2018-04-17 10:09

[b]QUEUED[/b]
C181_127_116 ready for SNFS on 15e.

[code]
n: 9610581487472954641264295980309386348016456678496224775918621397467282411680474978356612637830609770576678281656340478104723712234618960468350174582926113967282108375572431415722307
# 127^116+116^127, difficulty: 264.25, anorm: 2.74e+039, rnorm: 1.49e+049
# scaled difficulty: 265.87, suggest sieving rational side
# size = 3.061e-013, alpha = 0.000, combined = 5.029e-014, rroots = 0
type: snfs
size: 264
skew: 2.2761
c6: 116
c0: 16129
Y1: -9381465766970461872264625493558368225663
Y0: 22574480965645865347730049191047385543868416
rlim: 134000000
alim: 134000000
lpbr: 31
lpba: 31
mfbr: 62
mfba: 62
rlambda: 2.7
alambda: 2.7
[/code]


Test sieving on the -r side with Q in blocks of 5K
[code]
Q=20M 6338
Q=80M 4943
Q=150M 4146
Q=250M 3452
Q=300M 3428
[/code]
Suggesting a sieving range for Q of 20M-300M with a target # relations = 240M

RichD 2018-04-17 13:04

[b]QUEUED AS C210_500xx567_5[/b]
C210 from the OPN t800 file.
[ a.k.a. Phi_5(Phi_3(Phi_19(17971)/141934268680411/6688305084541471/3926176001243013937)/3/7)/11/61/71/20681 ]
P55^5-1
[CODE]n: 638531150048518923065120183488140703112422978491715931518839814003388545457488057653017822065341955284418857292533822302210062216125158495392470471846808604938914216715579937131054696685606782262054046990707521
# 5008222592773727579144925037437049294195177974568327567^5-1, difficulty: 218.80, skewness: 1.00, alpha: 1.45
# cost: 6.96694e+17, est. time: 331.76 GHz days (not accurate yet!)
skew: 1.000
c4: 1
c3: 1
c2: 1
c1: 1
c0: 1
Y1: -1
Y0: 5008222592773727579144925037437049294195177974568327567
type: snfs
rlim: 134000000
alim: 134000000
lpbr: 31
lpba: 31
mfbr: 92
mfba: 62
rlambda: 3.6
alambda: 2.6[/CODE]
Trial sieving 5K blocks.
[CODE] Q Yield
20M 9240
60M 10745
100M 11231
150M 9953[/CODE]

swellman 2018-04-18 10:43

[b]QUEUED[/b]
C263_150_94 is now ready for SNFS on 15e.
[code]
n: 13164576021892819782044119453725863303487474057094068530257500893426269826369366680809383987399565025007890323918885830937131795250288076622589627511842859993600443177684739397687712390596646614739250010369811292474764146151062087992389000558886004805743858147033
# 150^94+94^150, difficulty: 268.88, anorm: 3.60e+038, rnorm: 2.73e+050
# scaled difficulty: 270.86, suggest sieving rational side
# size = 2.045e-013, alpha = 0.000, combined = 3.623e-014, rroots = 0
type: snfs
size: 268
skew: 2.8231
c6: 4
c0: 2025
Y1: 66817305050790309906005859375
Y0: -324875087417181639656874224034078226811805184
rlim: 268000000
alim: 268000000
lpbr: 32
lpba: 32
mfbr: 64
mfba: 64
rlambda: 2.8
alambda: 2.8[/code]


Test sieving on the -r side with Q in blocks of 4k
[code]
Q=20M 9282
Q=80M 7840
Q=150M 7282
Q=250M 6772
[/code]
suggesting a sieving range for Q of 20M-280M with target # relations = 480M

swellman 2018-04-18 10:55

[b]QUEUED[/b] C242_132_107 is ready for sieving on 14e.

I will postprocess this job.

[code]
n: 63457800120527261098780837031560431154382851515310934854957611728057659764172460139142502507077121551995743339830881547311301347838961687863776523858468754428219785432615164027539306332649864595560554649642681838552293984390054633663928988347
# 132^107+107^132, difficulty: 267.88, anorm: 2.30e+037, rnorm: -6.66e+050
# scaled difficulty: 270.12, suggest sieving rational side
# size = 4.027e-013, alpha = 0.000, combined = 5.719e-014, rroots = 0
type: snfs
size: 267
skew: 2.2565
c6: 1
c0: 132
Y1: -443040174110042643239751500532541979250113449
Y0: 148023531651267802318084042549912141824
rlim: 268000000
alim: 268000000
lpbr: 32
lpba: 32
mfbr: 64
mfba: 64
rlambda: 2.8
alambda: 2.8
[/code]

Test sieving on the -r side with Q in blocks of 2K
[code]
Q=20M 2759
Q=80M 2178
Q=150M 2173
Q=250M 2017
Q=350M 1761
Q=470M 1493
[/code]
Suggesting a sieving range of 20M-490M with target number of relations = 460M

swellman 2018-04-19 10:27

[b]QUEUED[/b] C182_134_107 is ready for SNFS on 15e. All combinations of 3LP were not productive.
[code]
n: 27309405299299965430320700754882887108541088192219170326225432025667667540253794306598834267984336392457779113762982500126145379743604822054061820780008523390434607109410733446050229
# 134^107+107^134, difficulty: 271.94, anorm: 2.48e+039, rnorm: -1.45e+051
# scaled difficulty: 273.90, suggest sieving rational side
# size = 5.917e-014, alpha = 0.000, combined = 1.470e-014, rroots = 0
type: snfs
size: 271
skew: 10.7394
c6: 1
c0: 1534166
Y1: -443040174110042643239751500532541979250113449
Y0: 194037812784471751056970486312549482496
rlim: 268000000
alim: 268000000
lpbr: 32
lpba: 32
mfbr: 64
mfba: 64
rlambda: 2.8
alambda: 2.8
[/code]


Test sieving on the -r side with Q in blocks of 5K.
[code]
Q=20M 6546
Q=80M 5470
Q=150M 5041
Q=250M 4424
Q=350M 4408
Q=450M 3524
[/code]
Suggesting a sieving range for Q of 20M-530M with a target number of relations = 460M.


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