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 A215104 #7 Sep 08 2022 08:46:03
%S A215104 2,3,5,19,37,53,71,73,107,139,173,223,241,257,277,311,359,379,461,479,
%T A215104 547,563,617,631,683,719,733,751,787,821,853,887,937,971,991,1039,
%U A215104 1091,1093,1193,1229,1277,1297,1399,1433,1447,1481,1499,1549,1567,1583,1601
%N A215104 Primes congruent to {2, 3, 5} mod 17.
%H A215104 Vincenzo Librandi, <a href="/A215104/b215104.txt">Table of n, a(n) for n = 1..1000</a>
%t A215104 Select[Prime[Range[1000]],MemberQ[{2,3, 5},Mod[#,17]]&]
%o A215104 (Magma) [p: p in PrimesUpTo(2000) | p mod 17 in [2, 3, 5]];
%Y A215104 Cf. A000040, A045314.
%K A215104 nonn
%O A215104 1,1
%A A215104 _Vincenzo Librandi_, Aug 04 2012