A142642 Primes congruent to 3 mod 56.

3, 59, 227, 283, 563, 619, 787, 1123, 1291, 1459, 1571, 1627, 1907, 2131, 2243, 2411, 2467, 2579, 2803, 2971, 3083, 3251, 3307, 3643, 3923, 4091, 4259, 4483, 4651, 4931, 4987, 5099, 5323, 5659, 5827, 5939, 6163, 6779, 6947, 7283, 7451, 7507, 8011, 8123

Offset

1,1

Links

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

Mathematica

Select[Prime[Range[1300]], MemberQ[{3}, Mod[#, 56]] &] (* Vincenzo Librandi, Sep 01 2012 *)
Select[Range[3, 8200, 56], PrimeQ] (* Harvey P. Dale, Aug 01 2016 *)

Prog

(Magma) [p: p in PrimesUpTo(10000) | p mod 56 eq 3 ]; // Vincenzo Librandi, Sep 01 2012

Crossrefs

Cf. A000040.

Sequence in context: A290977 A200957 A057175 * A201850 A013526 A305597

Adjacent sequences: A142639 A142640 A142641 * A142643 A142644 A142645

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved