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 Showing results 1 to 4 of 4 Search took 0.00 seconds. Search: Posts Made By: Batalov
 Forum: Conjectures 'R Us 2017-04-28, 19:58 Replies: 15 Views: 16,161 Posted By Batalov What other digits could they end with (if they... What other digits could they end with (if they are factors of 4*20^n+1 and n = 4k+2 *)? It is a simple question, really. Just consider all possible values p mod 20, and you will find that only 1...
 Forum: Conjectures 'R Us 2017-04-28, 18:39 Replies: 15 Views: 16,161 Posted By Batalov Factors should be accompanied with what they... Factors should be accompanied with what they divide!
 Forum: Conjectures 'R Us 2017-04-28, 14:34 Replies: 15 Views: 16,161 Posted By Batalov Can you show the 14- and 15-digit factors? ... Can you show the 14- and 15-digit factors? There is an easy explanation for them, I think.
 Forum: Conjectures 'R Us 2017-04-26, 19:16 Replies: 15 Views: 16,161 Posted By Batalov P-1 factoring has a benefit for moderately sized... P-1 factoring has a benefit for moderately sized Mersennes (demonstratively) and similarly for GFNs, and P.I.E.S. All for the same reason - their factors are of shape 2*k*S+1 where S is known and...
 Showing results 1 to 4 of 4

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