A142815 - OEIS

%I #8 Sep 08 2022 08:45:37

%S 17,139,383,1237,1481,1847,2213,2579,3067,3433,3677,4409,5507,6361,

%T 6971,7459,7703,8069,8191,8923,9533,10631,10753,11119,12583,13681,

%U 14657,14779,15511,15877,16487,17341,17707,18439,20147,20269,20879,21001,21611,21977

%N Primes congruent to 17 mod 61.

%H Vincenzo Librandi, <a href="/A142815/b142815.txt">Table of n, a(n) for n = 1..1000</a>

%t Select[Prime[Range[2700]], MemberQ[{17}, Mod[#, 61]] &] (* _Vincenzo Librandi_, Sep 05 2012 *)

%t Select[Range[17, 22000, 61], PrimeQ] (* _Bruno Berselli_, Sep 05 2012 *)

%o (Magma) [p: p in PrimesUpTo(22000) | p mod 61 eq 17]; // _Vincenzo Librandi_, Sep 05 2012

%Y Cf. A000040.

%K nonn,easy

%O 1,1

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