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 A122305 #5 Mar 31 2012 13:21:12 %S A122305 0,1,2,3,5,6,4,7,8,12,13,15,16,19,11,14,9,18,20,10,17,21,22,32,34,31, %T A122305 35,36,40,41,43,47,53,52,44,56,60,30,33,39,42,51,28,37,23,49,50,24,55, %U A122305 57,61,29,38,25,48,54,26,45,59,62,27,46,58,63,64,91,92,97,99,103,90 %N A122305 Row 4 of A122283. %C A122305 The signature-permutation of the automorphism which is derived from the fourth non-recursive automorphism *A089851 with recursion schema DEEPEN (see A122283 for the definition). %H A122305 <a href="/index/Per#IntegerPermutationCatAuto">Index entries for signature-permutations of Catalan automorphisms</a> %Y A122305 Inverse: A122306. %K A122305 nonn %O A122305 0,3 %A A122305 _Antti Karttunen_, Sep 01 2006