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 A082318 #5 Mar 31 2012 14:02:19
%S A082318 0,1,3,2,7,5,6,4,8,17,12,16,11,22,18,13,14,9,21,15,10,20,19,45,31,44,
%T A082318 30,63,46,32,42,28,62,43,29,61,60,48,34,47,33,64,49,35,37,23,58,38,24,
%U A082318 57,56,50,36,39,25,59,40,26,54,53,41,27,55,51,52,129,87,128,86,189
%N A082318 Permutation A057502 applied thrice ("cubed").
%H A082318 <a href="/index/Per#IntegerPermutationCatAuto">Index entries for signature-permutations induced by Catalan automorphisms</a>
%F A082318 a(n) = A057502(A082316(n))
%Y A082318 Inverse of A082317. Occurs in A073200 as row 730750818665451459101842418728548123849399632523. Cf. also A082319-A082324.
%K A082318 nonn
%O A082318 0,3
%A A082318 _Antti Karttunen_, Apr 17 2003