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%I #7 Sep 08 2022 08:45:37
%S 13,139,643,769,1021,1399,1777,2029,2281,2659,3037,3163,3541,3793,
%T 3919,4297,4423,4549,4801,5179,5431,5557,5683,6691,7069,7321,7573,
%U 7699,7951,8329,8581,8707,9337,9463,9967,10093,10597,10723,11353,11731,12109,12487
%N Primes congruent to 13 mod 63.
%H Vincenzo Librandi, <a href="/A142896/b142896.txt">Table of n, a(n) for n = 1..1000</a>
%t Select[Prime[Range[1900]], MemberQ[{13}, Mod[#, 63]] &] (* _Vincenzo Librandi_, Sep 06 2012 *)
%o (Magma) [p: p in PrimesUpTo(13000) | p mod 63 eq 13 ] ; // _Vincenzo Librandi_, Sep 06 2012
%Y Cf. A000040.
%K nonn,easy
%O 1,1
%A _N. J. A. Sloane_, Jul 11 2008