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 A082328 #6 Oct 15 2015 10:55:24 %S A082328 0,1,3,2,4,8,9,7,5,6,11,12,10,13,22,23,26,25,27,21,24,19,14,15,20,17, %T A082328 16,18,31,32,34,35,36,30,33,28,29,38,39,40,37,41,64,65,68,67,69,77,78, %U A082328 76,73,74,81,82,80,83,63,66,75,72,79,61,70,56,42,43,57,45,44,46 %N A082328 Permutation of natural numbers induced by the contraction of Catalan bijection signature-permutation A082326. %H A082328 A. Karttunen, <a href="http://www.iki.fi/~kartturi/matikka/Nekomorphisms/gatomorf.htm">Gatomorphisms</a> (with the complete Scheme source) %H A082328 <a href="/index/Per#IntegerPermutationCatAuto">Index entries for signature-permutations induced by Catalan automorphisms</a> %F A082328 a(n) = A082853(A082326(A081291(n))). %Y A082328 Inverse of A082327. a(n) = A072798(A082327(A072798(n))). Cf. also A082329-A082330. %K A082328 nonn %O A082328 0,3 %A A082328 _Antti Karttunen_, Apr 17 2003