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 A215393 #5 Sep 08 2022 08:46:03
%S A215393 2,59,97,173,191,211,229,401,419,439,457,571,647,743,761,857,971,1009,
%T A215393 1103,1123,1217,1237,1427,1483,1559,1579,1597,1693,1787,1901,1997,
%U A215393 2053,2111,2129,2243,2281,2339,2357,2377,2699,2719,2833,2851,2909,2927
%N A215393 Primes congruent to {1, 2} mod 19.
%H A215393 Vincenzo Librandi, <a href="/A215393/b215393.txt">Table of n, a(n) for n = 1..1000</a>
%t A215393 Select[Prime[Range[400]],MemberQ[{1,2},Mod[#,19]]&]
%o A215393 (Magma) [p: p in PrimesUpTo(3000) | p mod 19 in [1, 2]];
%Y A215393 Cf. A000040, A045344, A045372.
%K A215393 nonn,easy
%O A215393 1,1
%A A215393 _Vincenzo Librandi_, Aug 10 2012