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 A303764 #8 Mar 22 2022 00:12:12 %S A303764 0,1,3,2,5,6,8,4,10,11,13,12,15,16,18,7,20,21,23,22,25,26,28,24,30,31, %T A303764 33,32,35,36,38,9,40,41,43,42,45,46,48,44,50,51,53,52,55,56,58,47,60, %U A303764 61,63,62,65,66,68,64,70,71,73,72,75,76,78,14,80,81,83,82,85,86,88,84,90,91,93,92,95,96,98,87,100,101,103,102,105 %N A303764 Inverse permutation to A303763. %H A303764 Antti Karttunen, <a href="/A303764/b303764.txt">Table of n, a(n) for n = 0..13107</a> %H A303764 <a href="/index/Bi#binary">Index entries for sequences related to binary expansion of n</a> %H A303764 <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a> %o A303764 (PARI) \\ Use the program given in A303763. %Y A303764 Cf. A303763 (inverse). %Y A303764 Cf. also A303766, A303768. %K A303764 nonn,base %O A303764 0,3 %A A303764 _Antti Karttunen_, May 02 2018