A154504 Prime numbers of A154503.

5, 11, 29, 61, 71, 131, 139, 151, 211, 229, 311, 331, 349, 421, 439, 491, 499, 601, 619, 661, 739, 821, 829, 911, 1049, 1201, 1229, 1231, 1249, 1289, 1319, 1559, 1609, 1619, 1741, 1879, 1999, 2011, 2111, 2221, 2239, 2441, 2609, 2689, 2729, 2749, 2861, 2969

Offset

1,1

Links

Table of n, a(n) for n=1..48.

Mathematica

lst={}; Do[If[PrimeQ[p=81*n^2-90*n+26], If[PrimeQ[n], AppendTo[lst, n]]], {n, 8!}]; lst

Crossrefs

Cf. A144571, A154503

Sequence in context: A036062 A201600 A129780 * A106060 A237642 A059508

Adjacent sequences: A154501 A154502 A154503 * A154505 A154506 A154507

Keyword

nonn

Author

Vladimir Joseph Stephan Orlovsky, Jan 11 2009

Status

approved