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 A130959 #5 Mar 31 2012 13:21:16 %S A130959 0,1,3,2,7,8,5,6,4,20,17,21,18,22,13,12,15,19,16,11,14,9,10,54,61,45, %T A130959 57,46,58,62,50,48,55,59,49,64,63,35,36,32,34,31,41,40,52,60,56,43,47, %U A130959 53,44,33,30,39,51,42,28,37,23,24,29,38,25,26,27,180,158,192,157,187 %N A130959 Signature permutation of a Catalan automorphism: row 16 of A130402. %H A130959 A. Karttunen, <a href="/A130959/b130959.txt">Table of n, a(n) for n = 0..2055</a> %H A130959 <a href="/index/Per#IntegerPermutationCatAuto">Index entries for signature-permutations of Catalan automorphisms</a> %Y A130959 Inverse: A130960. %K A130959 nonn %O A130959 0,3 %A A130959 _Antti Karttunen_, Jun 11 2007