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 A340517 #9 Feb 03 2021 13:25:56 %S A340517 12,56,75,80,196,200,294,351,363,405 %N A340517 Primitive orders of non-supersolvable groups. %C A340517 Primitive terms of A066085. %C A340517 A closely related sequence would be the primitive terms in A340511, but for that we need more terms of A340511. %Y A340517 Cf. A066085, A340511. %K A340517 nonn,more %O A340517 1,1 %A A340517 _Des MacHale_, Jan 24 2021