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 A023637 #6 Jul 08 2025 17:19:51 %S A023637 1,1,1,3,8,27,7,45,14,168,56,109,42,1858,86,397 %N A023637 Vertex-transitive graphs of valency 10 with n nodes. %D A023637 CRC Handbook of Combinatorial Designs, 1996, p. 649. %K A023637 nonn %O A023637 11,4 %A A023637 _N. J. A. Sloane_