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 A316964 #11 Jul 07 2025 19:55:45 %S A316964 0,1,2,4,3,5,8,6,7,9,13,10,11,12,14,19,15,16,17,18,20,26,21,22,23,24, %T A316964 25,27,34,28,29,30,31,32,33,35,43,36,37,38,39,40,41,42,44,53,45,46,47, %U A316964 48,49,50,51,52,54,64,55,56,57,58,59,60,61,62,63,65,76 %N A316964 Same as A316669, except numbering of the squares starts at 0 rather than 1. %C A316964 a(n) = A316669(n+1)-1. %C A316964 See A316669 for further information. %H A316964 Daniël Karssen, <a href="/A316964/b316964.txt">Table of n, a(n) for n = 0..999</a> %H A316964 Daniël Karssen, <a href="/A316964/a316964.svg">Figure showing the first 22 steps of the sequence</a> %Y A316964 Cf. A316669. %K A316964 nonn %O A316964 0,3 %A A316964 _Daniël Karssen_, Jul 17 2018