A140375 Primes of the form 26n+23.

23, 101, 127, 179, 257, 283, 439, 491, 569, 647, 673, 751, 829, 881, 907, 1063, 1193, 1297, 1427, 1453, 1531, 1583, 1609, 1973, 1999, 2129, 2207, 2311, 2389, 2441, 2467, 2753, 2857, 2909, 3169, 3221, 3299, 3533, 3559, 3637, 3767, 3793, 3923, 4001, 4027

Offset: 1

Author

Juri-Stepan Gerasimov, Jun 14 2008

Keywords

• nonn
• easy

Comments

Also primes congruent to 10 mod 13. - N. J. A. Sloane, Jul 11 2008

Links

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

Crossrefs

Cf. A000040, A059245, A100202, A102732, A093191, A093350, A092178.

Programs

Magma

[a: n in [0..250]|IsPrime(a) where a is 26*n+23]; // Vincenzo Librandi, Dec 18 2010

Mathematica

Select[Range[10, 50000, 13], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, Jun 13 2011 *)
Select[Prime[Range[200]],MemberQ[{10},Mod[#,13]]&] (* Vincenzo Librandi, Aug 15 2012 *)

Extensions

Edited by R. J. Mathar, Jun 16 2008