A237592 Odd numbers n divisible by 3 such that for all k >= 1 the numbers n*2^k - 1 and n*2^k + 1 do not form a twin prime pair.

237, 807, 4581, 32469, 41091, 60981, 62637, 63351, 76593, 80979, 84387, 85047, 92343, 93621, 96891, 102183, 113679, 123609, 130629, 139647, 140571, 158883, 171837, 172857, 177201, 178401, 184251, 205347, 207243, 212547, 217011, 219291, 220851, 238779, 250401

Offset

1,1

Links

Table of n, a(n) for n=1..35.

Eric Weisstein's World of Mathematics, Twin Primes

Crossrefs

Supersequence of A187714 and of A187716.

Sequence in context: A217030 A048454 A255618 * A256805 A192283 A069420

Adjacent sequences: A237589 A237590 A237591 * A237593 A237594 A237595

Keyword

nonn

Author

Arkadiusz Wesolowski, Apr 22 2014

Status

approved