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 A122331 #5 Mar 31 2012 13:21:12 %S A122331 0,1,3,2,8,7,4,5,6,22,21,17,18,20,9,10,11,13,12,14,15,19,16,64,63,58, %T A122331 59,62,45,46,48,50,49,54,55,61,57,23,24,25,27,26,28,29,33,36,35,30,31, %U A122331 32,34,37,38,39,41,40,51,52,60,56,42,43,44,47,53,196,195,189,190,194 %N A122331 Row 17 of A122283. %C A122331 The signature-permutation of the automorphism which is derived from the seventeenth non-recursive automorphism *A074680 with recursion schema DEEPEN (see A122283 for the definition). %H A122331 <a href="/index/Per#IntegerPermutationCatAuto">Index entries for signature-permutations of Catalan automorphisms</a> %Y A122331 Inverse: A122332. %K A122331 nonn %O A122331 0,3 %A A122331 _Antti Karttunen_, Sep 01 2006