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 A290530 #19 Sep 08 2022 08:46:19
%S A290530 11,17,41,47,71,101,107,131,137,167,191,197,227,251,257,281,311,317,
%T A290530 347,401,431,461,467,491,521,557,587,617,641,647,677,701,761,797,821,
%U A290530 827,857,881,887,911,941,947,971,977,1031,1061,1091,1097,1151,1181,1187,1217,1277
%N A290530 Primes congruent to (11,17) mod 30.
%H A290530 Vincenzo Librandi, <a href="/A290530/b290530.txt">Table of n, a(n) for n = 1..1000</a>
%t A290530 Select[Prime@Range[210], MemberQ[{11, 17}, Mod[#, 30]] &]
%o A290530 (Magma) [p: p in PrimesUpTo(1500) | p mod 30 in [11,17]];
%Y A290530 Cf. A045372, A187058 (a subsequence).
%K A290530 nonn,easy
%O A290530 1,1
%A A290530 _Vincenzo Librandi_, Aug 05 2017