A154933 Numbers k such that k^6 - 2 is prime.

3, 11, 17, 35, 37, 47, 49, 59, 67, 77, 99, 123, 127, 133, 139, 155, 161, 169, 173, 187, 195, 213, 225, 231, 237, 241, 245, 247, 253, 275, 279, 297, 319, 325, 367, 373, 381, 383, 385, 399, 411, 425, 431, 469, 507, 511, 523, 541, 545, 553, 569, 585, 589, 609

Offset: 1

Author

Vladimir Joseph Stephan Orlovsky, Jan 17 2009

Keywords

• nonn

Links

• Amiram Eldar, Table of n, a(n) for n = 1..10000

Crossrefs

Cf. A028870, A038599, A154831, A154832, A154833, A154834.

Programs

Mathematica

lst={};Do[p=n^6-2;If[PrimeQ[p],AppendTo[lst,n]],{n,1,7!}];lst

PARI

isA154933(n) = isprime(n^6-2) \\ Michael B. Porter, Oct 06 2009

Extensions

a(1) = 0 removed by Amiram Eldar, Apr 04 2020