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 A095043 #11 Aug 18 2021 21:45:42 %S A095043 0,1,3,4,7,9,11,12,13,14,16,17,21,27,28,29,33 %N A095043 An example of a (v,k,lambda)=(35,17,8) cyclic difference set. %C A095043 See A095029. %H A095043 Dan Gordon, <a href="http://web.archive.org/web/20101226230341/http://www.ccrwest.org/diffsets/ds_list.pdf">List of Cyclic Difference Sets</a>, (2003). %H A095043 Dan Gordon, <a href="https://dmgordon.org/diffset">Difference Sets</a>, searchable database. %Y A095043 Cf. A095025 (number of cyclic difference sets with n elements), A095029-A095047 (more examples of cyclic difference sets with k=5..20). %K A095043 fini,full,nonn %O A095043 1,3 %A A095043 _Hugo Pfoertner_, May 27 2004