A142662 - OEIS

%I #7 Sep 08 2022 08:45:37

%S 107,163,331,443,499,947,1171,1283,1451,1619,1787,2011,2179,2347,2459,

%T 2683,2851,2963,3019,3187,3299,3467,3691,3803,4027,4139,4363,4643,

%U 5147,5483,5651,5987,6043,6211,6323,6379,6491,6547,6659,6827,6883,7219,7331,7499

%N Primes congruent to 51 mod 56.

%H Vincenzo Librandi, <a href="/A142662/b142662.txt">Table of n, a(n) for n = 1..1000</a>

%t Select[Prime[Range[1200]], MemberQ[{51}, Mod[#, 56]] &] (* _Vincenzo Librandi_, Sep 01 2012 *)

%o (Magma) [p: p in PrimesUpTo(8000) | p mod 56 eq 51 ]; // _Vincenzo Librandi_, Sep 01 2012

%Y Cf. A000040.

%K nonn,easy

%O 1,1

%A _N. J. A. Sloane_, Jul 11 2008