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 A122326 #5 Mar 31 2012 13:21:12 %S A122326 0,1,3,2,7,8,5,6,4,17,18,20,22,21,12,13,15,16,19,11,10,14,9,45,46,48, %T A122326 50,49,54,55,61,63,64,57,59,62,58,31,32,34,36,35,40,41,43,44,47,52,53, %U A122326 60,56,30,33,29,26,27,39,38,42,51,28,25,24,37,23,129,130,132,134,133 %N A122326 Row 19 of A122284. %C A122326 The signature-permutation of the automorphism which is derived from the nineteenth non-recursive automorphism *A073270 with recursion schema NEPEED (see A122284 for the definition). %H A122326 <a href="/index/Per#IntegerPermutationCatAuto">Index entries for signature-permutations of Catalan automorphisms</a> %Y A122326 Inverse: A122325. %K A122326 nonn %O A122326 0,3 %A A122326 _Antti Karttunen_, Sep 01 2006