A045408 Primes congruent to {1, 3, 4, 5} mod 7.

3, 5, 11, 17, 19, 29, 31, 43, 47, 53, 59, 61, 67, 71, 73, 89, 101, 103, 109, 113, 127, 131, 137, 151, 157, 173, 179, 193, 197, 199, 211, 227, 229, 239, 241, 257, 263, 269, 271, 277, 281, 283, 311, 313, 337, 347

Offset

1,1

Links

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

Mathematica

Select[Prime[Range[70]], MemberQ[{1, 3, 4, 5}, Mod[#, 7]]&]  (* Harvey P. Dale, Feb 18 2011 *)

Prog

(Magma)[ p: p in PrimesUpTo(500) | p mod 7 in {1, 3, 4, 5} ]; // Vincenzo Librandi, Aug 12 2012

Crossrefs

Cf. A000040.

Sequence in context: A102643 A279767 A125631 * A092740 A214296 A045409

Adjacent sequences: A045405 A045406 A045407 * A045409 A045410 A045411

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved