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 A122349 #5 Mar 31 2012 13:21:12 %S A122349 0,1,2,3,4,5,6,8,7,9,10,11,13,12,14,15,19,22,21,16,20,17,18,23,24,25, %T A122349 27,26,28,29,33,36,35,30,34,31,32,37,38,39,41,40,51,52,60,64,63,56,62, %U A122349 58,59,42,43,53,61,57,44,54,45,46,47,55,48,50,49,65,66,67,69,68,70,71 %N A122349 Row 7 of A122201. %C A122349 The signature-permutation of the automorphism which is derived from the seventh non-recursive automorphism *A089854 with recursion schema FORK (see A122201 for the definition). %H A122349 <a href="/index/Per#IntegerPermutationCatAuto">Index entries for signature-permutations of Catalan automorphisms</a> %Y A122349 Inverse: A122350. Differs from A073289 for the first time at n=63, where a(n)=50, while A073289(n)=49. %K A122349 nonn %O A122349 0,3 %A A122349 _Antti Karttunen_, Sep 01 2006