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 A104223 #25 Apr 26 2022 18:52:03 %S A104223 1,1,3,2,2,2,2,2,5,3,4,3,3,4,7,5,4,3,2,4,7,4,5,3,5,3,7,4,3,7,2,4,8,4, %T A104223 5,6,4,3,9,4,3,7,4,4,12,4,4,9,4,7,8,4,2,6,9,5,6,5,4,6,3,3,11,3,6,8,2, %U A104223 4,10,11,3,5,4,7,11,6,11,7,4,9,11,3,7,8,8,3,8,4,4,11,6,4,8,4,6,8,4,5 %N A104223 Retired in favor of A119704. %C A104223 A119704 is a slightly newer entry which improves on this in several ways. - _N. J. A. Sloane_, Apr 26 2022 %F A104223 a(n) = A001221(A000533(n+1)). - _R. J. Mathar_, Aug 24 2011 %Y A104223 Cf. A119704. %K A104223 dead %O A104223 0,3 %A A104223 _Parthasarathy Nambi_, Apr 01 2005