A154938 Numbers k such that k^6 - 2 and k^6 + 2 are both primes.

195, 213, 231, 657, 1563, 1749, 2967, 3597, 3627, 4263, 4887, 6867, 6993, 7257, 7725, 9045, 9201, 9717, 11595, 12579, 13029, 14145, 14259, 14367, 15837, 16131, 16581, 17259, 19905, 19917, 21081, 21711, 23127, 24435, 24921, 28299, 28707

Offset

1,1

Links

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

Mathematica

lst={}; Do[p1=n^6-2; p2=n^6+2; If[PrimeQ[p1]&&PrimeQ[p2], AppendTo[lst, n]], {n, 0, 9!}]; lst

Prog

(Magma) [n: n in [1..500] | IsPrime(n^6-2) and IsPrime(n^6+2)] // Vincenzo Librandi, Nov 26 2010

Crossrefs

Intersection of A154933 and A216978.

Cf. A028870, A038599, A154831, A154832, A154833, A154834, A154934, A154935, A154936, A071351.

Sequence in context: A045073 A204811 A234814 * A234100 A336333 A351803

Adjacent sequences: A154935 A154936 A154937 * A154939 A154940 A154941

Keyword

nonn

Author

Vladimir Joseph Stephan Orlovsky, Jan 17 2009

Status

approved