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 A130386 #5 Mar 31 2012 13:21:14 %S A130386 0,1,2,3,5,6,4,7,8,13,15,12,16,19,11,14,9,18,20,10,17,21,22,36,41,35, %T A130386 43,52,34,40,31,53,44,32,47,56,60,33,39,30,42,51,28,37,23,50,55,24,49, %U A130386 57,61,29,38,25,48,54,26,45,59,62,27,46,58,63,64,106,120,105,125,153 %N A130386 Signature permutation of a Catalan automorphism: row 4 of A130401. %C A130386 The signature-permutation of the Catalan automorphism which is derived from the fourth non-recursive Catalan automorphism *A089851 with recursion schema REDRONI (see A130401 for the definition). %H A130386 A. Karttunen, <a href="/A130386/b130386.txt">Table of n, a(n) for n = 0..2055</a> %H A130386 <a href="/index/Per#IntegerPermutationCatAuto">Index entries for signature-permutations of Catalan automorphisms</a> %Y A130386 Inverse: A130385. %K A130386 nonn %O A130386 0,3 %A A130386 _Antti Karttunen_, Jun 11 2007