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 A122310 #5 Mar 31 2012 13:21:12 %S A122310 0,1,2,3,5,6,4,7,8,12,13,15,16,19,11,14,9,18,20,10,17,21,22,31,32,34, %T A122310 35,36,40,41,43,47,53,52,44,56,60,30,33,39,42,51,28,37,24,49,50,25,55, %U A122310 57,61,29,38,23,48,54,26,45,59,62,27,46,58,63,64,87,88,90,91,92,96,97 %N A122310 Row 4 of A122284. %C A122310 The signature-permutation of the automorphism which is derived from the fourth non-recursive automorphism *A089851 with recursion schema NEPEED (see A122284 for the definition). %H A122310 <a href="/index/Per#IntegerPermutationCatAuto">Index entries for signature-permutations of Catalan automorphisms</a> %Y A122310 Inverse: A122309. %K A122310 nonn %O A122310 0,3 %A A122310 _Antti Karttunen_, Sep 01 2006