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 A286558 #5 May 21 2017 14:33:08 %S A286558 1,1,1,2,2,1,3,3,4,2,1,3,5,4,6,4,7,5,2,6,3,1,4,7,8,8,5,9,9,10,10,5,11, %T A286558 11,6,12,7,2,8,13,9,3,1,4,10,5,11,14,12,15,12,16,13,6,14,17,13,18,15, %U A286558 19,14,20,15,6,16,21,16,22,17,7,18,23,19,8,2,9,20,10,21,24,22,11,3,12,4,1,5,13,23,14,6,15,24,16,25,25,17,26,26,27,27,17,28,28 %N A286558 Ordinal transform of A005811. %H A286558 Antti Karttunen, <a href="/A286558/b286558.txt">Table of n, a(n) for n = 0..16384</a> %H A286558 <a href="/index/Bi#binary">Index entries for sequences related to binary expansion of n</a> %Y A286558 Cf. A005811. %Y A286558 Cf. A263017, A254524, A286478, A286554 for similar sequences. %K A286558 nonn,base %O A286558 0,4 %A A286558 _Antti Karttunen_, May 21 2017