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 A122350 #5 Mar 31 2012 13:21:12 %S A122350 0,1,2,3,4,5,6,8,7,9,10,11,13,12,14,15,19,21,22,16,20,18,17,23,24,25, %T A122350 27,26,28,29,33,35,36,30,34,32,31,37,38,39,41,40,51,52,56,58,59,60,62, %U A122350 64,63,42,43,53,57,61,47,55,49,50,44,54,48,46,45,65,66,67,69,68,70,71 %N A122350 Row 7 of A122202. %C A122350 The signature-permutation of the automorphism which is derived from the seventh non-recursive automorphism *A089854 with recursion schema KROF (see A122202 for the definition). %H A122350 <a href="/index/Per#IntegerPermutationCatAuto">Index entries for signature-permutations of Catalan automorphisms</a> %Y A122350 Inverse: A122349. Differs from A073288 for the first time at n=49, where a(n)=64, while A073288(n)=63. %K A122350 nonn %O A122350 0,3 %A A122350 _Antti Karttunen_, Sep 01 2006