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 A215278 #7 Sep 08 2022 08:46:03
%S A215278 2,5,23,43,59,61,97,101,137,139,157,173,211,233,251,271,347,367,401,
%T A215278 439,443,461,479,499,557,593,613,631,709,727,743,821,823,857,859,937,
%U A215278 971,1009,1013,1031,1049,1051,1069,1087,1123,1163,1201,1237,1259,1277
%N A215278 Primes congruent to {2, 4, 5, 6} mod 19.
%H A215278 Vincenzo Librandi, <a href="/A215278/b215278.txt">Table of n, a(n) for n = 1..1000</a>
%t A215278 Select[Prime[Range[600]],MemberQ[{2,4,5,6},Mod[#,19]]&]
%o A215278 (Magma) [ p: p in PrimesUpTo(2000) | p mod 19 in {2, 4, 5, 6} ];
%Y A215278 Cf. A215170, A045361.
%K A215278 nonn,easy
%O A215278 1,1
%A A215278 _Vincenzo Librandi_, Aug 07 2012