Forum: Operazione Doppi Mersennes
2014-05-15, 20:20
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Replies: 495
Views: 58,384
Oh, seems i forgot to reserve some range.
...
Oh, seems i forgot to reserve some range.
complete, no factors:
no factor for MM31 in k range: 56P to 57P (88-bit factors) [mmff 0.27 mfaktc_barrett89_M31gs]
no factor for MM31 in k range: 57P...
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Forum: Operazione Doppi Mersennes
2014-03-30, 13:14
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Replies: 495
Views: 58,384
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Forum: Operazione Doppi Mersennes
2014-03-12, 21:03
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Replies: 495
Views: 58,384
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Forum: Operazione Doppi Mersennes
2014-02-18, 23:46
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Replies: 495
Views: 58,384
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Forum: Software
2013-07-04, 13:57
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Replies: 156
Views: 19,661
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Forum: Operazione Doppi Mersennes
2013-05-31, 12:55
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Replies: 495
Views: 58,384
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Forum: Operazione Doppi Mersennes
2013-05-31, 12:54
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Replies: 627
Views: 79,902
Sorry for the late result (The fan gets quite...
Sorry for the late result (The fan gets quite noisy, so I had to turn off the calculation from time to time. Maybe I rather try to underclock the GTX (for example 50-80% clock frequency) instead of...
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Forum: Operazione Doppi Mersennes
2012-12-26, 13:09
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Replies: 495
Views: 58,384
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Forum: Operazione Doppi Mersennes
2012-12-21, 11:03
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Replies: 627
Views: 79,902
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Forum: Aliquot Sequences
2012-07-12, 15:19
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Replies: 272
Views: 22,007
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Forum: Aliquot Sequences
2012-07-06, 12:04
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Replies: 272
Views: 22,007
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Forum: Aliquot Sequences
2012-06-30, 14:17
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Replies: 272
Views: 22,007
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Forum: Software
2012-04-30, 20:50
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Replies: 156
Views: 19,661
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Forum: Software
2012-04-30, 12:21
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Replies: 156
Views: 19,661
I am sorry that I did not answer that question...
I am sorry that I did not answer that question for such a long time.
Yesterday I took time to do that, but lost everything after I accidently hit the ‘page back’ key. Trying again…
After sieving...
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Forum: Software
2012-04-27, 11:43
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Replies: 156
Views: 19,661
How far did you sieve? How many primes / twins...
How far did you sieve? How many primes / twins did you get?
On average you might expect 3 3-tuple per 10 T range.
Im am sorry that i did not yet answer about my calculations. I just was busy. I...
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Forum: Software
2012-04-20, 16:26
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Replies: 156
Views: 19,661
1) Presieve:
(I am not completely sure, if...
1) Presieve:
(I am not completely sure, if axn uses the presieve for the same purpose, as I do).
For me it is not necessary, but it is a way to improve the performance. When you sieve, you remove...
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Forum: Software
2012-04-19, 11:47
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Replies: 156
Views: 19,661
Hi Peter
Congratulations for your new...
Hi Peter
Congratulations for your new discovery of the new quadruplet.
This time you were quite lucky again: At k*2^9999 (k odd) there is on average a 4-tuple every 375T.
I am also searching...
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Forum: Aliquot Sequences
2012-04-13, 11:09
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Replies: 272
Views: 22,007
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Forum: Aliquot Sequences
2012-04-12, 22:43
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Replies: 272
Views: 22,007
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Forum: Aliquot Sequences
2012-04-04, 23:25
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Replies: 272
Views: 22,007
My reservation 573600 is still alive...
I...
My reservation 573600 is still alive...
I reserved it quite long time ago; sometimes it lost the '3', then it got back in different powers... until my hard drive crashed.
Fortunately I could...
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Forum: Aliquot Sequences
2011-11-29, 01:45
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Replies: 1,167
Views: 28,329
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Forum: Aliquot Sequences
2011-11-29, 01:40
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Replies: 272
Views: 22,007
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Forum: Aliquot Sequences
2011-10-09, 22:02
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Replies: 1,167
Views: 28,329
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Forum: Aliquot Sequences
2011-09-20, 21:54
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Replies: 307
Views: 28,551
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Forum: Aliquot Sequences
2011-08-15, 11:57
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Replies: 6
Views: 1,258
Beginning driver/downdriver questions
[Having a closer look into the factordb]
Oh. I see. My fault. :blush:
I always thought only a 2 * p could be dangerous. Now learned something.
At least there is still hope to get back the...
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