A142641 - OEIS

A142641

Primes congruent to 1 mod 56.

113, 281, 337, 449, 617, 673, 953, 1009, 1289, 2017, 2129, 2297, 2521, 2633, 2689, 2801, 2857, 2969, 3137, 3361, 3529, 3697, 4201, 4481, 4649, 4817, 5153, 5209, 5657, 5881, 6217, 6329, 6553, 6833, 7001, 7057, 7393, 7561, 7673, 7841, 8009, 8233, 8513, 8681

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

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

MATHEMATICA

Select[Prime[Range[1300]], MemberQ[{1}, Mod[#, 56]] &] (* Vincenzo Librandi, Sep 01 2012 *)

Select[Range[1, 9000, 56], PrimeQ] (* Harvey P. Dale, Dec 16 2021 *)

PROG

(Magma) [p: p in PrimesUpTo(10000) | p mod 56 eq 1 ]; // Vincenzo Librandi, Sep 01 2012

CROSSREFS

Cf. A000040.