A045368 Primes congruent to {2, 5} mod 7.

2, 5, 19, 23, 37, 47, 61, 79, 89, 103, 107, 131, 149, 163, 173, 191, 229, 233, 257, 271, 313, 317, 331, 359, 373, 383, 397, 401, 439, 443, 457, 467, 499, 509, 523, 541, 569, 593, 607, 653, 677, 691, 709, 719, 733

Offset: 1

Author

N. J. A. Sloane

Keywords

• nonn
• easy

Links

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

Crossrefs

Cf. A045392, A045458.

Programs

Magma

[ p: p in PrimesUpTo(1500) | p mod 7 in {2, 5} ]; // Vincenzo Librandi, Aug 06 2012

Mathematica

Select[Prime[Range[200]],MemberQ[{2,5},Mod[#,7]]&] (* Harvey P. Dale, Apr 28 2012 *)