Forum: Linux
2022-07-28, 11:32
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Replies: 21
Views: 566
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Forum: Other Mathematical Topics
2022-07-21, 15:59
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Replies: 7
Views: 570
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Forum: Other Mathematical Topics
2022-07-21, 15:54
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Replies: 7
Views: 570
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Forum: Aliquot Sequences
2022-07-21, 11:34
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Replies: 712
Views: 30,717
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Forum: Other Mathematical Topics
2022-07-21, 11:13
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Replies: 7
Views: 570
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Forum: storm5510
2022-07-03, 15:41
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Replies: 6
Views: 397
You should look here...
You should look here ('https://www.mersenneforum.org/showthread.php?t=21240') in this forum for the minus-kind of Leyland numbers and also this page ('http://primfakt.atw.hu/').
All your found...
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Forum: XYYXF Project
2022-07-01, 20:00
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Replies: 577
Views: 129,629
There's already a page...
There's already a page ('https://www.rieselprime.de/ziki/Leyland_number') with some old ranges, a graph and just only 1814 numbers with many data and links to FactorDB.
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Forum: MattcAnderson
2022-06-23, 21:03
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Replies: 5
Views: 174
5 hours of energy which could be saved by...
5 hours of energy which could be saved by searching a well known database of such formats of number, see Studio Kamada ('https://stdkmd.net/nrr/repunit/10001.htm') for factors of 10^n+1 for n=1 to...
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Forum: Software
2022-06-23, 07:32
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Replies: 5
Views: 313
ehhhm...
[...] Read 17421 terms [...] ...
ehhhm...
[...] Read 17421 terms [...]
[...] Deleted 17421 terms [...]
The source only contains one sequence for k=27 and the prime _is_ for k=27, so all is correct.
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Forum: Sierpinski/Riesel Base 5
2022-06-16, 13:02
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Replies: 26
Views: 42,660
One down for the Riesel-base 5 conjecture:
...
One down for the Riesel-base 5 conjecture:
64598 * 5^3769854-1 ('https://primes.utm.edu/primes/page.php?id=134054') is prime, 2,635,020 digits, found on 2022-06-14 by PrimeGrid.
Curious: the 5...
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Forum: Aliquot Sequences
2022-06-15, 13:05
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Replies: 712
Views: 30,717
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Forum: Homework Help
2022-06-10, 06:05
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Replies: 24
Views: 1,468
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Forum: Programming
2022-06-01, 23:17
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Replies: 4
Views: 267
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Forum: No Prime Left Behind
2022-06-01, 07:33
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Replies: 9
Views: 537
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Forum: No Prime Left Behind
2022-05-30, 22:38
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Replies: 9
Views: 537
Using pfgw with
pfgw64 -od...
Using pfgw with
pfgw64 -od -q"993*2^1717566-1" >prime.txt
puts out the number in decimal expansion in a file of 517,097 bytes:
including the expression in front and some spaces at the end....
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Forum: And now for something completely different
2022-05-19, 06:41
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Replies: 335
Views: 65,847
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Forum: And now for something completely different
2022-05-12, 08:59
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Replies: 335
Views: 65,847
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Forum: Riesel Prime Search
2022-04-24, 23:05
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Replies: 477
Views: 74,017
What another mess!
Stopping one k-value and...
What another mess!
Stopping one k-value and beginning another, again not from n=1 (although the primes for k=16545165 for n<10k are already known) and also missing your posted prime...
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Forum: Riesel Prime Search
2022-04-22, 22:35
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Replies: 11
Views: 1,493
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Forum: Riesel Prime Search
2022-04-22, 00:12
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Replies: 456
Views: 99,422
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Forum: Riesel Prime Search
2022-04-22, 00:10
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Replies: 11
Views: 1,493
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Forum: Aliquot Sequences
2022-04-21, 09:34
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Replies: 712
Views: 30,717
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Forum: Aliquot Sequences
2022-04-14, 13:28
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Replies: 1,814
Views: 210,954
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Forum: Aliquot Sequences
2022-04-07, 10:04
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Replies: 712
Views: 30,717
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Forum: Prime Wiki
2022-04-04, 12:06
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Replies: 203
Views: 83,559
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