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Forum: Miscellaneous Math 2013-05-29, 19:59
Replies: 1
Views: 5,713
Posted By Mickey1
Conjecture about Mersenne primes and non-primes v2

I posted a tread about the solution of the riddle "the 4 button room".
My conjecture was that A056295(n) is related to 2^n-1 being a prime or not.
(search on this site).

I wanted to compare...
Forum: Miscellaneous Math 2013-03-03, 14:50
Replies: 0
Views: 1,777
Posted By Mickey1
Mersenne, Pell’s and the Ramanujan–Nagell equation

Pell’s equation (PE), xx-dyy=1, has the highest solutions for x and y among d<100 for d=61. Looking at various ways to incorporate d=61 in a group of other values of d includes the approaches d=nn-3,...
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