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 A354405 #7 Jul 18 2022 19:15:10 %S A354405 4,47,684,11010,187732,3322341,60343376,1117211474,20990977016 %N A354405 Number of fixed pseudo-polytans with n cells. %Y A354405 Cf. A354380, A006074, A353978. %K A354405 nonn,hard,more %O A354405 1,1 %A A354405 _Aaron N. Siegel_, May 25 2022