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 A303776 #7 Mar 22 2022 00:12:25 %S A303776 0,1,3,2,5,6,4,7,11,13,15,14,10,12,9,8,17,18,20,19,22,23,25,21,39,41, %T A303776 43,42,38,40,16,24,29,32,51,53,36,59,55,54,48,61,63,62,57,58,56,60,28, %U A303776 31,27,30,35,34,26,33,47,46,50,52,37,45,49,44,65,74,71,76,86,88,90,89,80,82,92,93,96,95,91,94,68,73,70,75,67,66,69,72,79,81 %N A303776 Inverse permutation to A303775. %H A303776 <a href="/index/Bi#binary">Index entries for sequences related to binary expansion of n</a> %H A303776 <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a> %o A303776 (PARI) \\ Use program given in A303775. %Y A303776 Cf. A303775 (inverse). %K A303776 nonn,base %O A303776 0,3 %A A303776 _Antti Karttunen_, May 05 2018