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 A326254 #15 Oct 29 2024 19:58:35 %S A326254 1,1,2,5,14,41,123,374,1147,3538,10958,34042,105997,330632,1032781, %T A326254 3229714,10109310,31667245 %N A326254 Duplicate of A054391. %K A326254 dead %O A326254 0,3