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 A072654 #5 Oct 18 2024 21:49:21 %S A072654 0,1,4,17,161,11107,39099276,308061560269405, %T A072654 11825896447872143037989337832, %U A072654 10770594215935749279482183269315609406974195761679603097,5521577958796399352092495436683350598124375604156506049598913887505725118345928241211637687725414588844260433 %N A072654 Maximum position in A072645 where the value n occurs. %Y A072654 Binary width of each term: A072655. Cf. A072638, A072639, A072640. %K A072654 nonn %O A072654 0,3 %A A072654 _Antti Karttunen_, Jun 02 2002 %E A072654 a(10) from _Sean A. Irvine_, Oct 18 2024