A045462 Primes congruent to {0, 4} mod 7.

7, 11, 53, 67, 109, 137, 151, 179, 193, 263, 277, 347, 389, 431, 487, 557, 571, 599, 613, 641, 683, 739, 809, 823, 907, 977, 991, 1019, 1033, 1061, 1103, 1117, 1187, 1201, 1229, 1327, 1439, 1453, 1481, 1523

Offset: 1

Author

N. J. A. Sloane

Keywords

• nonn
• easy

Links

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

Crossrefs

Cf. A000040.

Programs

Magma

[ p: p in PrimesUpTo(2000) | p mod 7 in {0, 4} ]; // Vincenzo Librandi, Aug 13 2012

Mathematica

Select[Prime[Range[200]],MemberQ[{0,4},Mod[#,7]]&] (* Vincenzo Librandi, Aug 13 2012 *)

Formula

{7} UNION A045471. - R. J. Mathar, Oct 18 2008