A142663 - OEIS

%I #11 Sep 08 2022 08:45:37

%S 53,109,277,389,557,613,1061,1117,1229,1453,1621,1733,1789,1901,2069,

%T 2237,2293,2741,2797,2909,3301,3413,3469,3581,3637,3917,4253,4421,

%U 4813,5261,5653,5821,6101,6269,6661,6829,6997,7109,7333,7669,7949,8117,8677,9013

%N Primes congruent to 53 mod 56.

%H Harvey P. Dale, <a href="/A142663/b142663.txt">Table of n, a(n) for n = 1..1000</a>

%t Select[Range[53,9100,56],PrimeQ] (* _Harvey P. Dale_, Aug 29 2012 *)

%t Select[Prime[Range[1300]], MemberQ[{53}, Mod[#, 56]] &] (* _Vincenzo Librandi_, Sep 01 2012 *)

%o (Magma) [p: p in PrimesUpTo(10000) | p mod 56 eq 53 ]; // _Vincenzo Librandi_, Sep 01 2012

%Y Cf. A000040.

%K nonn,easy

%O 1,1

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