Bases 2 & 4 reservations/statuses/primes - Page 37

Jean Penné · 2017-04-15, 14:45

Hi,

k=9267 is now tested up to n = 7,327,327 (2,205,750 decimal digits) no prime, continuing...

Best Regards,
Jean

masser · 2017-04-16, 16:48

Quote:

Originally Posted by Jean Penné

Hi,

k=9267 is now tested up to n = 7,327,327 (2,205,750 decimal digits) no prime, continuing...

Best Regards,
Jean

Are you testing on a CPU or GPU?

Jean Penné · 2017-04-17, 07:43

Quote:

Originally Posted by masser

Are you testing on a CPU or GPU?

I am testing on an i7 CPU and using 4 threads.
Regards,
Jean

masser · 2017-04-18, 23:25

Thanks, Jean.

I seem to recall that there is a GPU program (llrCUDA or CUDAllr?) for testing k*2^n+/-1 circulating on this forum. Has anyone tried this program for CRUS sequences?

pepi37 · 2017-04-19, 16:29

Quote:

Originally Posted by masser

Thanks, Jean.

I seem to recall that there is a GPU program (llrCUDA or CUDAllr?) for testing k*2^n+/-1 circulating on this forum. Has anyone tried this program for CRUS sequences?

You can always try yourself, and then give us yours results and observations :)

Jean Penné · 2017-04-29, 17:24

Hi,

k=9267 is now tested up to n = 7,400,983 (2,227,922 decimal digits) no prime, continuing...

Best Regards,

Puzzle-Peter · 2017-05-29, 14:16

R2, k=9519 tested 15M - 16M, no prime. Continuing to the end of the sieve file which goes up to 16.7M

Jean Penné · 2017-06-01, 13:50

Hi,

k=9267 is now tested up to n = 7,601,167 (2,288,184 decimal digits) no prime, continuing...

Best Regards,
Jean

Jean Penné · 2017-06-17, 14:37

Hi,

k=9267 is now tested up to n = 7,707,487 (2,320,189 decimal digits) no prime, continuing...

Best Regards,
Jean

Jean Penné · 2017-07-03, 18:49

Hi,

k=9267 is now tested up to n = 7,804,783 (2,349,478 decimal digits) no prime, continuing...

Best Regards,
Jean

Jean Penné · 2017-07-18, 13:01

Hi,

k=9267 is now tested up to n = 7,901,383 (2,378,558 decimal digits) no prime, continuing...

Best Regards,
Jean

2017-04-15, 14:45	#397
Jean Penné May 2004 FRANCE 580₁₀ Posts	Sierpinski odd n's testing Hi, k=9267 is now tested up to n = 7,327,327 (2,205,750 decimal digits) no prime, continuing... Best Regards, Jean

2017-04-29, 17:24	#402
Jean Penné May 2004 FRANCE 2²·5·29 Posts	Sierpinski odd n's testing Hi, k=9267 is now tested up to n = 7,400,983 (2,227,922 decimal digits) no prime, continuing... Best Regards,

2017-06-01, 13:50	#404
Jean Penné May 2004 FRANCE 2²×5×29 Posts	Sierpinski odd n's testing Hi, k=9267 is now tested up to n = 7,601,167 (2,288,184 decimal digits) no prime, continuing... Best Regards, Jean

2017-06-17, 14:37	#405
Jean Penné May 2004 FRANCE 2²×5×29 Posts	Sierpinski odd n's testing Hi, k=9267 is now tested up to n = 7,707,487 (2,320,189 decimal digits) no prime, continuing... Best Regards, Jean

2017-07-03, 18:49	#406
Jean Penné May 2004 FRANCE 2²·5·29 Posts	Sierpinski odd n's testing Hi, k=9267 is now tested up to n = 7,804,783 (2,349,478 decimal digits) no prime, continuing... Best Regards, Jean

2017-04-18, 23:25	#400
masser Jul 2003 wear a mask 2²·3·139 Posts	Thanks, Jean. I seem to recall that there is a GPU program (llrCUDA or CUDAllr?) for testing k*2^n+/-1 circulating on this forum. Has anyone tried this program for CRUS sequences?

2017-07-18, 13:01	#407
Jean Penné May 2004 FRANCE 1001000100₂ Posts	Sierpinski odd n's testing Hi, k=9267 is now tested up to n = 7,901,383 (2,378,558 decimal digits) no prime, continuing... Best Regards, Jean

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