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

1,1

Links

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

Mathematica

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

Prog

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

Crossrefs

Cf. A045392, A045458.

Sequence in context: A068873 A035091 A045367 * A215426 A215277 A027714

Adjacent sequences: A045365 A045366 A045367 * A045369 A045370 A045371

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved