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 A045371 #12 Sep 08 2022 08:44:55
%S A045371 2,7,11,17,19,29,31,37,41,47,59,61,67,71,79,89,97,101,107,109,127,131,
%T A045371 137,139,149,151,157,167,179,181,191,197,199,211,227,229,239,241,251,
%U A045371 257,269,271,277,281,307,311,317
%N A045371 Primes congruent to {1, 2, 4} mod 5.
%H A045371 Vincenzo Librandi, <a href="/A045371/b045371.txt">Table of n, a(n) for n = 1..1000</a>
%t A045371 Select[Prime[Range[300]],MemberQ[{1,2,4},Mod[#,5]]&] (* _Vincenzo Librandi_, Aug 11 2012 *)
%o A045371 (Magma) [p: p in PrimesUpTo(500) | p mod 5 in [1, 2, 4]]; // _Vincenzo Librandi_, Aug 11 2012
%Y A045371 Cf. A045414 (complement).
%K A045371 nonn,easy
%O A045371 1,1
%A A045371 _N. J. A. Sloane_