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 A215103 #7 Sep 08 2022 08:46:03
%S A215103 2,3,5,29,31,41,67,83,107,109,197,211,223,239,263,317,353,367,379,419,
%T A215103 421,431,457,499,509,523,577,587,601,613,653,691,733,743,757,769,809,
%U A215103 811,821,863,887,941,967,977,991,1019,1069,1097,1123,1201,1237,1277,1279
%N A215103 Primes congruent to {2, 3, 5} mod 13.
%H A215103 Vincenzo Librandi, <a href="/A215103/b215103.txt">Table of n, a(n) for n = 1..1000</a>
%t A215103 Select[Prime[Range[1000]],MemberQ[{2,3, 5},Mod[#,13]]&]
%o A215103 (Magma) [p: p in PrimesUpTo(1500) | p mod 13 in [2, 3, 5]];
%Y A215103 Cf. A000040, A045314.
%K A215103 nonn
%O A215103 1,1
%A A215103 _Vincenzo Librandi_, Aug 04 2012