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 A042992 #19 Jun 26 2022 23:16:47
%S A042992 2,3,5,7,13,17,19,23,31,37,41,47,59,61,73,79,83,89,97,101,103,107,131,
%T A042992 139,149,157,163,167,173,181,191,199,223,227,229,233,241,251,257,269,
%U A042992 271,283,293,307,311,313,317,331,349,353,359,367,373,383,397,401
%N A042992 Primes congruent to {0, 2, 3, 5, 6} (mod 7).
%H A042992 Vincenzo Librandi, <a href="/A042992/b042992.txt">Table of n, a(n) for n = 1..6000</a>
%t A042992 Select[Prime[Range[120]], MemberQ[{0, 2, 3, 5, 6}, Mod[#, 7]] &] (* _Vladimir Joseph Stephan Orlovsky_, Feb 18 2012 *)
%o A042992 (Magma) [p: p in PrimesUpTo(500) | p mod 7 in [0, 2, 3, 5, 6]]; // _Vincenzo Librandi_, Aug 09 2012
%Y A042992 Cf. A000040, A045469 (complement).
%K A042992 nonn,easy
%O A042992 1,1
%A A042992 _N. J. A. Sloane_