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Signature permutation of a Catalan automorphism: composition of automorphisms *A057164 and *A074683.
2

%I #5 Mar 31 2012 13:21:16

%S 0,1,3,2,7,5,8,6,4,17,12,20,15,10,18,13,22,16,11,21,19,14,9,45,31,54,

%T 40,26,48,34,61,43,29,57,52,38,24,46,32,55,41,27,50,36,63,44,30,59,53,

%U 39,25,49,35,64,47,33,62,60,42,28,58,56,51,37,23,129,87,157,115,73

%N Signature permutation of a Catalan automorphism: composition of automorphisms *A057164 and *A074683.

%H A. Karttunen, <a href="/A130922/b130922.txt">Table of n, a(n) for n = 0..2055</a>

%H <a href="/index/Per#IntegerPermutationCatAuto">Index entries for signature-permutations of Catalan automorphisms</a>

%Y Inverse: A130921. a(n) = A057164(A074683(n)). Cf. A086426.

%K nonn

%O 0,3

%A _Antti Karttunen_, Jun 11 2007