A153422 Primes of the form n^2+15n+13.

13, 29, 47, 67, 89, 113, 139, 167, 197, 229, 263, 337, 419, 463, 509, 557, 607, 659, 769, 827, 887, 1013, 1217, 1289, 1439, 1597, 2027, 2213, 2309, 2609, 2713, 2819, 2927, 3037, 3617, 3739, 3863, 3989, 4513, 4649, 4787, 5507, 5657, 6277, 6599, 6763, 7789

Offset: 1

Author

Vincenzo Librandi, Dec 26 2008

Keywords

• nonn
• easy

Links

• Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Crossrefs

Cf. A126719.

Programs

Magma

[a: n in [0..100] | IsPrime(a) where a is n^2+15*n+13]; // Vincenzo Librandi, Jul 14 2012

Mathematica

Select[Table[n^2+15n+13,{n,0,700}],PrimeQ] (* Vincenzo Librandi, Jul 14 2012 *)

Extensions

2119 removed and extended by R. J. Mathar, Jan 03 2009