A045467 Primes congruent to {4, 6} mod 7.

11, 13, 41, 53, 67, 83, 97, 109, 137, 139, 151, 167, 179, 181, 193, 223, 251, 263, 277, 293, 307, 347, 349, 389, 419, 431, 433, 461, 487, 503, 557, 571, 587, 599, 601, 613, 641, 643, 683, 727, 739, 769, 797, 809

Offset

1,1

Links

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

Formula

A045460 \ {7}. - R. J. Mathar, Oct 18 2008

Mathematica

Select[Prime[Range[200]], MemberQ[{4, 6}, Mod[#, 7]]&] (* Vincenzo Librandi, Aug 13 2012 *)

Prog

(Magma) [ p: p in PrimesUpTo(1000) | p mod 7 in {4, 6} ]; // Vincenzo Librandi, Aug 13 2012

Crossrefs

Cf. A000040.

Sequence in context: A132238 A132241 A329175 * A108264 A023268 A154292

Adjacent sequences: A045464 A045465 A045466 * A045468 A045469 A045470

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved