A045311 Primes congruent to {1, 2, 3, 5, 6} (mod 7).

2, 3, 5, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 59, 61, 71, 73, 79, 83, 89, 97, 101, 103, 107, 113, 127, 131, 139, 149, 157, 163, 167, 173, 181, 191, 197, 199, 211, 223, 227, 229, 233, 239, 241, 251, 257, 269

Offset

1,1

Links

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

Mathematica

Select[Prime[Range[200]], MemberQ[{1, 2, 3, 5, 6}, Mod[#, 7]]&] (* Vincenzo Librandi, Aug 08 2012 *)

Prog

(Magma) [p: p in PrimesUpTo(500) | p mod 7 in [1, 2, 3, 5, 6]]; // Vincenzo Librandi, Aug 08 2012

Crossrefs

Cf. A000040.

Sequence in context: A268509 A260594 A228940 * A356196 A045312 A129672

Adjacent sequences: A045308 A045309 A045310 * A045312 A045313 A045314

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved