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 A158079 #9 Apr 11 2023 08:41:33 %S A158079 1,2,5,15,67,504,9310 %N A158079 Duplicate of A090091. %C A158079 Previous name was: Marcus Du Sautoy's sequences of symmetries from Higman's "Polynomial on residue classes". %D A158079 Marcus Du Sautoy, Symmetry: A Journey into the Patterns of Nature,Harper (March 11, 2008),page 96 %K A158079 dead %O A158079 1,2