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Forum: Data 2020-06-27, 23:41
Replies: 512
Views: 44,017
Posted By ATH
I did a Lucas PRP test with PFGW on the 42 PRPs...

I did a Lucas PRP test with PFGW on the 42 PRPs here: https://www.mersenne.ca/prp.php

Not surprisingly they are all Lucas PRP:

Primality testing...
Forum: Computer Science & Computational Number Theory 2020-06-27, 21:13
Replies: 9
Views: 339
Posted By ATH
Even the normal BPSW test has no known...

Even the normal BPSW test has no known counterexamples and now they add a new test with only 5 vpsp under 1015. There must be only finitely many composites passing this stronger version and maybe...
Forum: Data 2020-06-27, 12:50
Replies: 3,272
Views: 200,449
Posted By ATH
I will take them, but I cannot register them on...

I will take them, but I cannot register them on primenet since the TF assignments are blocking.
Forum: News 2020-06-20, 12:04
Replies: 84
Views: 2,978
Posted By ATH
Primenet should still store the normal 64 bit...

Primenet should still store the normal 64 bit residue just in case there is a problem, and someone wants to run a real double check, or years later if someone wants to double check some results when...
Forum: News 2020-06-19, 11:57
Replies: 84
Views: 2,978
Posted By ATH
Yeah you are correct, the smaller files do not...

Yeah you are correct, the smaller files do not compress. It was probably because the big file had the same residue several times.
Forum: News 2020-06-18, 19:44
Replies: 84
Views: 2,978
Posted By ATH
If you use 7-zip with Compression Level: Ultra,...

If you use 7-zip with Compression Level: Ultra, Compression Method "LZMA2" and Dictionary size "24MB" or more, I got a 91M exponent PRP file at 45.647.640 bytes down to 34.239.642 bytes
Forum: Data 2020-06-17, 11:55
Replies: 7
Views: 316
Posted By ATH
I did a Lucas PRP test in pfgw on 40 of the 42...

I did a Lucas PRP test in pfgw on 40 of the 42 cofactors with PRP status, and they are all Lucas PRPs which means they are sort of BPSW PRPs, so the chance/risk they are not prime are astronomically...
Forum: News 2020-06-17, 11:41
Replies: 84
Views: 2,978
Posted By ATH
I have not read and tried to understand the math...

I have not read and tried to understand the math in the other thread but I followed the discussion a bit, and you talk a lot about security against people who wants to fake the work and result which...
Forum: GpuOwl 2020-06-16, 00:00
Replies: 2,360
Views: 128,770
Posted By ATH
So the savefiles believes that the existence of...

So the savefiles believes that the existence of an FFT-length is unknowable :wink:
Forum: Data 2020-06-12, 01:34
Replies: 152
Views: 18,202
Posted By ATH
My script that generates this page:...

My script that generates this page: unfactored.html (http://hoegge.dk/mersenne/unfactored.html)

I ran it on the hourly backups I have of https://www.mersenne.org/primenet
Forum: Data 2020-06-11, 23:04
Replies: 152
Views: 18,202
Posted By ATH
Today we fell below 21M unfactored exponents: ...

Today we fell below 21M unfactored exponents: 20,999,392 as of 22:00 UTC (6 pm EDT).

Edit:
It happened at 19:00 UTC:

18:00 UTC (2 pm EDT): 21,000,058
19:00 UTC (3 pm EDT): 20,999,407
Forum: Lounge 2020-06-07, 12:22
Replies: 53
Views: 1,957
Posted By ATH
If it is ECM credits it is not worth much. Even...

If it is ECM credits it is not worth much. Even without hacking or cheating you can just run some curves with super high B2 with GMPECM and turn them in.

I suspect you can do the same for P-1? But...
Forum: PrimeNet 2020-06-06, 01:46
Replies: 96
Views: 7,675
Posted By ATH
Yeah sure, but that is not the bug I'm talking...

Yeah sure, but that is not the bug I'm talking about. I think it is a bug I can see those exponents in a report where I exclude DC's. They should not be in there when they have 1 PRP test each:
...
Forum: PrimeNet 2020-06-05, 20:49
Replies: 96
Views: 7,675
Posted By ATH
Yeah I thought that as well, but 91112897 and...

Yeah I thought that as well, but 91112897 and 91166209 are PRP assignments, and the weird thing is the first week or more after I completed my test his assignments were actually gone from the list...
Forum: PrimeNet 2020-06-05, 16:33
Replies: 96
Views: 7,675
Posted By ATH
91112897 91166209 91376113 91381097 ...

91112897
91166209
91376113
91381097
91386401
91386761
91390241
91395137

has 1 PRP test already, not sure why they show up when deselecting double checks.
Forum: Lounge 2020-06-01, 00:35
Replies: 946
Views: 35,443
Posted By ATH
At the bottom of your article is another one from...

At the bottom of your article is another one from May 23rd, very interesting and terrifying:

Coronavirus: 'Baffling' observations from the front line
https://www.bbc.com/news/52760992
Forum: PrimeNet 2020-05-27, 11:36
Replies: 31
Views: 1,934
Posted By ATH
You might be right, I have not really been...

You might be right, I have not really been checking what category they started out in.

Now these 6 exponent assigned to "patgie" is showing on the list again even if excluding double-check...
Forum: PrimeNet 2020-05-26, 06:42
Replies: 31
Views: 1,934
Posted By ATH
Cat0 first time tests in 90M-91M range are still...

Cat0 first time tests in 90M-91M range are still expiring, I have been grabbing many as they expire (except for "patgie").
Forum: GpuOwl 2020-05-23, 03:52
Replies: 2,360
Views: 128,770
Posted By ATH
I just checked, even though the gpuowl version I...

I just checked, even though the gpuowl version I use on colab has "errors":{"gerbicz":0}" in the json result line, primenet still says only "PRP Unverified" without the (Reliable), so I guess it is...
Forum: GpuOwl 2020-05-22, 16:50
Replies: 2,360
Views: 128,770
Posted By ATH
Of course the manual submissions does not have...

Of course the manual submissions does not have enough information if the results are reliable or not, thanks.
Forum: GpuOwl 2020-05-22, 03:49
Replies: 2,360
Views: 128,770
Posted By ATH
I can find 19 "PRP Bad" which is a lot more than...

I can find 19 "PRP Bad" which is a lot more than I thought, but it is only 4 different users:

77230663
78410041
79062083
79075979
79078529
79087627
79109357
79143199
Forum: GpuOwl 2020-05-21, 20:14
Replies: 2,360
Views: 128,770
Posted By ATH
I checked today May 21st around 06:00 UTC, here...

I checked today May 21st around 06:00 UTC, here are the LL and PRP numbers:


LL PRP LL-DC PRP-DC
50000000 735 0 19033 0
51000000 226 0 19389 0
52000000 2685 0 16974 0...
Forum: PrimeNet 2020-05-21, 14:45
Replies: 1,853
Views: 131,427
Posted By ATH
https://www.mersenne.org/primenet/ is...

https://www.mersenne.org/primenet/

is showing "PrimeNet Activity Summary 2020-05-13 12:00 UTC" instead of the correct date and time.
Forum: Twin Prime Search 2020-05-18, 14:41
Replies: 9
Views: 1,135
Posted By ATH
Gratz on the top 10 Sophie Germain prime!

Gratz on the top 10 Sophie Germain prime!
Forum: Math 2020-05-18, 03:56
Replies: 15
Views: 827
Posted By ATH
Maybe some of us like "numerology". The whole...

Maybe some of us like "numerology". The whole GIMPS project is really "numerology" as well as filling out the Cunningham Tables. Unless we find so many Mersenne Primes that the theory of the...
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