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 A085177 #9 Jan 12 2024 07:48:17 %S A085177 1,2,3,4,5,7,8,6,11,12,16,17,9,22,23,29,30,13,37,38,18,10,46,47,56,57, %T A085177 24,67,68 %N A085177 Inverse permutation to A085176. %H A085177 <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a> %K A085177 nonn,more %O A085177 1,2 %A A085177 _Antti Karttunen_, Jun 18 2003