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 A122337 #5 Mar 31 2012 13:21:12 %S A122337 0,1,3,2,8,7,5,6,4,22,21,18,20,17,13,12,15,19,16,11,14,9,10,64,63,59, %T A122337 62,58,50,49,55,61,57,48,54,45,46,36,35,32,34,31,41,40,52,60,56,43,47, %U A122337 53,44,33,30,39,51,42,28,37,23,24,29,38,25,27,26,196,195,190,194,189 %N A122337 Row 20 of A122283. %C A122337 The signature-permutation of the automorphism which is derived from the twentieth non-recursive automorphism *A089862 with recursion schema DEEPEN (see A122283 for the definition). %H A122337 <a href="/index/Per#IntegerPermutationCatAuto">Index entries for signature-permutations of Catalan automorphisms</a> %Y A122337 Inverse: A122338. %K A122337 nonn %O A122337 0,3 %A A122337 _Antti Karttunen_, Sep 01 2006