A045382 Primes congruent to {2, 7} mod 8.

2, 7, 23, 31, 47, 71, 79, 103, 127, 151, 167, 191, 199, 223, 239, 263, 271, 311, 359, 367, 383, 431, 439, 463, 479, 487, 503, 599, 607, 631, 647, 719, 727, 743, 751, 823, 839, 863, 887, 911, 919, 967, 983, 991

Offset

1,1

Links

Ray Chandler, Table of n, a(n) for n = 1..10000 (first 1000 terms from Vincenzo Librandi)

Formula

a(n) = A007522(n), n >= 1. R. J. Mathar, Nov 22 2006

Mathematica

Select[Prime[Range[300]], MemberQ[{2, 7}, Mod[#, 8]]&] (* Vincenzo Librandi, Aug 11 2012 *)

Prog

(Magma) [p: p in PrimesUpTo(1100) | p mod 8 in [2, 7]]; // Vincenzo Librandi, Aug 11 2012

Crossrefs

Cf. A000040.

Sequence in context: A049564 A072936 A049584 * A049560 A049588 A336786

Adjacent sequences: A045379 A045380 A045381 * A045383 A045384 A045385

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved