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Search: Posts Made By: ryanp
Forum: And now for something completely different 2022-06-15, 17:22
Replies: 164
Views: 36,228
Posted By ryanp
Exactly. I feel provers should upload the...

Exactly.

I feel provers should upload the cert to factordb.com and update the T5K site. Other sites beyond that can be updated later.
Forum: Software 2022-06-13, 20:57
Replies: 133
Views: 38,018
Posted By ryanp
Compilation fixed after the latest "svn up", but...

Compilation fixed after the latest "svn up", but I'm now seeing this weirdness:

$ ./srsieve2 -W 48 -o ferm7_20M_30M_sv1e14.txt -P 1e14 -n 20e6 -N 30e6 -s "7*2^n+1"
srsieve2 v1.6.2, a program to...
Forum: Software 2022-06-13, 20:27
Replies: 133
Views: 38,018
Posted By ryanp
Updated to r192. I am getting this; it looks like...

Updated to r192. I am getting this; it looks like probably a simple fix to use bool instead?

$ make -j 16 srsieve2
g++ -Isieve -m64 -Wall -DUSE_X86 -std=c++11 -O3 -c -o core/App_cpu.o...
Forum: And now for something completely different 2022-06-13, 17:50
Replies: 164
Views: 36,228
Posted By ryanp
Done...

Done (https://primes.utm.edu/primes/page.php?id=134046).
Forum: And now for something completely different 2022-06-13, 17:33
Replies: 164
Views: 36,228
Posted By ryanp
M86371 cofactor is now proven; cert uploaded to...

M86371 cofactor is now proven; cert uploaded to FactorDB and processing (http://factordb.com/certoverview.php?pending=true).
Forum: Factoring 2022-06-13, 13:27
Replies: 61
Views: 4,368
Posted By ryanp
Are you running these with GMP-ECM or with mprime...

Are you running these with GMP-ECM or with mprime / Prime95?
Forum: Cunningham Tables 2022-06-12, 13:43
Replies: 26
Views: 10,879
Posted By ryanp
Got an ECM hit on the 2+ table yesterday. ...

Got an ECM hit on the 2+ table yesterday.

GMP-ECM 7.0.5-dev [configured with GMP 6.2.0, GWNUM 30.4, --enable-asm-redc, --enable-assert] [ECM]
Due to incompatible licenses, this binary file must...
Forum: Factoring 2022-06-10, 14:58
Replies: 61
Views: 4,368
Posted By ryanp
FWIW, I am planning on running some more ECM...

FWIW, I am planning on running some more ECM curves at B1=7.6e9, but it will probably be later this summer.
Forum: And now for something completely different 2022-06-09, 18:10
Replies: 164
Views: 36,228
Posted By ryanp
M86371 is nearing completion. W117239 i.e....

M86371 is nearing completion. W117239 i.e. [$](2^{117239}+1)/3[/$] had gotten stuck, but I will try to resume it after.
Forum: And now for something completely different 2022-06-05, 21:36
Replies: 335
Views: 64,574
Posted By ryanp
I've finished Ck146 for [$]n \le 400000[/$],...

I've finished Ck146 for [$]n \le 400000[/$], releasing the base. The primes found are:

(146^61827+1)^2-2
(146^144882-1)^2-2
(146^180482+1)^2-2
(146^276995+1)^2-2
Forum: And now for something completely different 2022-06-01, 16:55
Replies: 184
Views: 11,283
Posted By ryanp
I have a run on W117239 that seems to have gotten...

I have a run on W117239 that seems to have gotten wedged and is not making progress. Not sure how I can debug (or help Andreas debug); perhaps by uploading the intermediate cert somewhere?
Forum: And now for something completely different 2022-05-31, 17:39
Replies: 184
Views: 11,283
Posted By ryanp
I'm getting this error trying to compile: ...

I'm getting this error trying to compile:

nt.c: In function ‘cm_nt_is_prime’:
nt.c:177:46: error: macro "gwsquare2" requires 4 arguments, but only 3 given
177 | gwsquare2 (...
Forum: And now for something completely different 2022-05-27, 18:35
Replies: 184
Views: 11,283
Posted By ryanp
Feature request: It would be nice to have some...

Feature request: It would be nice to have some kind of -l logfile flag, which would print timestamped log messages to the given file (similar to msieve). Perhaps this could include somewhat more...
Forum: And now for something completely different 2022-05-25, 12:04
Replies: 335
Views: 64,574
Posted By ryanp
Will also take CK146 for [$]30000 < n <...

Will also take CK146 for [$]30000 < n < 400000[/$].
Forum: And now for something completely different 2022-05-24, 16:27
Replies: 335
Views: 64,574
Posted By ryanp
I've taken CK10 up through n=800000. Going to try...

I've taken CK10 up through n=800000. Going to try to continue all the way up to n=1M.
Forum: And now for something completely different 2022-05-23, 21:23
Replies: 164
Views: 36,228
Posted By ryanp
Oops, OK. Anyone working on the other two?

Oops, OK. Anyone working on the other two?
Forum: And now for something completely different 2022-05-23, 20:38
Replies: 164
Views: 36,228
Posted By ryanp
I'd also like to take the next 3 Mersenne PRP...

I'd also like to take the next 3 Mersenne PRP cofactors here (https://www.mersenne.ca/prp.php?min=50000&max=120000): M86137, M86371, and M87691.
Forum: sweety439 2022-05-23, 18:11
Replies: 36
Views: 2,247
Posted By ryanp
I did one of these as a warmup for testing out cm...

I did one of these as a warmup for testing out cm 0.4.1-dev with Paul Underwood's gw_prp hack enhancement. You should work on the others yourself.
Forum: Software 2022-05-23, 17:16
Replies: 654
Views: 106,935
Posted By ryanp
I've been able to repro this on multiple...

I've been able to repro this on multiple machines. Observations:

* it fails consistently and only with -s "39*2^n+1"
* it fails with even -W 4, though this produces:

518400 bytes used for...
Forum: And now for something completely different 2022-05-23, 15:47
Replies: 164
Views: 36,228
Posted By ryanp
Reserving W117239...

Reserving W117239 (http://factordb.com/index.php?id=1100000000017751314).
Forum: Software 2022-05-23, 13:30
Replies: 654
Views: 106,935
Posted By ryanp
Found what seems to be a bug in the latest SVN...

Found what seems to be a bug in the latest SVN code. I have not had time to recompile or test with gdb.

$ ./srsieve2 -P 1e14 -W 64 -s "39*2^n+1" -o ferm39_10M_20M_sv1e14.txt -n 10e6 -N 20e6...
Forum: And now for something completely different 2022-05-23, 12:53
Replies: 164
Views: 36,228
Posted By ryanp
I don't see Andreas' ecpp software listed there....

I don't see Andreas' ecpp software listed there. I attempted to create a new proof code using the existing FastECPP, but am not sure how to upload the prime + cert (just attempting to submit...
Forum: And now for something completely different 2022-05-23, 12:04
Replies: 164
Views: 36,228
Posted By ryanp
Yes, I had reserved this one a while back, then...

Yes, I had reserved this one a while back, then promptly forgot about it (beyond what I could do with Primo on a single machine).
Forum: And now for something completely different 2022-05-23, 11:01
Replies: 184
Views: 11,283
Posted By ryanp
This is quite useful. Thank you! Could your...

This is quite useful. Thank you!

Could your call to mpz_probab_prime_p() in the if block be replaced by mpz_millerrabin as R. Gerbicz suggested?



Perhaps this could be supported by some sort...
Forum: And now for something completely different 2022-05-23, 10:33
Replies: 164
Views: 36,228
Posted By ryanp
I only noticed this thread recently. I was just...

I only noticed this thread recently. I was just working on M78737 cofactor and just uploaded (http://factordb.com/certoverview.php?pending=true) the cert. Hopefully no one else burned cycles on...
Showing results 1 to 25 of 398

 
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