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 A175469 #7 Mar 11 2014 01:32:53 %S A175469 1,1,1,2,3,1,2,3,1,2,4,5,3,6,7,1,2,4,5,3,6,7,1,2,4,8,9,5,10,11,3,6,12, %T A175469 13,7,14,15,1,2,4,8,9,5,10,11,3,6,12,13,7,14,15,1,2,4,8,16,17,9,18,19, %U A175469 5,10,20,21,11,22,23,3,6,12,24,25,13,26,27,7,14,28,29,15,30,31,1,2,4,8,16 %N A175469 a(n) = The value of k in the representation of A175468(n). See A175468 for definition. %Y A175469 Cf. A175468, A175470 %K A175469 nonn %O A175469 1,4 %A A175469 _Leroy Quet_, May 24 2010 %E A175469 More terms from _Jon E. Schoenfield_, Jun 13 2010