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 A122308 #5 Mar 31 2012 13:21:12 %S A122308 0,1,2,3,6,5,4,7,8,16,19,15,12,13,14,11,9,20,18,10,17,21,22,44,47,53, %T A122308 56,60,43,52,40,34,32,41,31,35,36,42,51,39,30,33,37,28,25,57,61,24,55, %U A122308 49,50,38,29,23,54,48,26,45,62,59,27,46,58,63,64,128,131,137,140,144 %N A122308 Row 5 of A122284. %C A122308 The signature-permutation of the automorphism which is derived from the fifth non-recursive automorphism *A089852 with recursion schema NEPEED (see A122284 for the definition). %H A122308 <a href="/index/Per#IntegerPermutationCatAuto">Index entries for signature-permutations of Catalan automorphisms</a> %Y A122308 Inverse: A122307. %K A122308 nonn %O A122308 0,3 %A A122308 _Antti Karttunen_, Sep 01 2006