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Primes congruent to 55 mod 64.
1

%I #16 Sep 08 2022 08:45:37

%S 311,439,503,631,823,887,1399,1783,1847,2039,2423,2551,2999,3191,3319,

%T 3511,3767,4663,4919,5303,5431,5623,5879,6007,6199,6263,6967,7159,

%U 7351,7607,7927,8311,8887,8951,9463,9719,10039,10103,10487,11383,11447,11831,11959

%N Primes congruent to 55 mod 64.

%H Vincenzo Librandi, <a href="/A142950/b142950.txt">Table of n, a(n) for n = 1..1000</a>

%t lst={};Do[p=Prime[n];If[Mod[p,64]==55,AppendTo[lst,p]],{n,7!}];lst (* _Vladimir Joseph Stephan Orlovsky_, Mar 02 2009 *)

%t Select[Range[55,12000,64],PrimeQ] (* _Harvey P. Dale_, May 16 2012 *)

%o (Magma) [p: p in PrimesUpTo(12000) | p mod 64 eq 55 ]; // _Vincenzo Librandi_ May 24 2012

%K nonn

%O 1,1

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