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 A304084 #8 Mar 22 2022 00:12:28 %S A304084 0,1,3,2,6,7,5,4,11,13,15,14,10,12,9,8,20,23,26,32,29,30,28,27,19,22, %T A304084 25,24,18,21,17,16,37,45,49,51,41,62,64,63,55,57,59,58,54,56,53,52,36, %U A304084 44,48,50,40,61,47,46,35,43,34,33,39,42,38,31,70,75,80,107,85,88,110,138,93,96,99,136,125,124,127,126,104,116,119,120,113,122,112,111,103 %N A304084 Inverse permutation to A304083. %H A304084 Antti Karttunen, <a href="/A304084/b304084.txt">Table of n, a(n) for n = 0..16383</a> %H A304084 <a href="/index/Bi#binary">Index entries for sequences related to binary expansion of n</a> %H A304084 <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a> %o A304084 (PARI) \\ Use program given in A304083. %Y A304084 Cf. A304083 (inverse). %K A304084 nonn,base %O A304084 0,3 %A A304084 _Antti Karttunen_, May 06 2018