This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A215276 #5 Sep 08 2022 08:46:03
%S A215276 2,5,17,19,31,41,43,67,71,83,97,109,149,173,197,199,223,227,239,251,
%T A215276 277,317,331,353,379,383,409,421,431,433,457,461,487,499,509,563,577,
%U A215276 587,613,617,641,643,691,719,733,743,769,773,797,811,821,823,863,877
%N A215276 Primes congruent to {2, 4, 5, 6} mod 13.
%H A215276 Vincenzo Librandi, <a href="/A215276/b215276.txt">Table of n, a(n) for n = 1..1000</a>
%t A215276 Select[Prime[Range[300]],MemberQ[{2,4,5,6},Mod[#,13]]&]
%o A215276 (Magma) [ p: p in PrimesUpTo(1000) | p mod 13 in {2, 4, 5, 6} ];
%Y A215276 Cf. A000040, A045361.
%K A215276 nonn,easy
%O A215276 1,1
%A A215276 _Vincenzo Librandi_, Aug 07 2012