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A073285 Permutation of natural numbers induced by the Catalan bijection gma073285! acting on the parenthesizations encoded by A014486. 3

%I #6 Oct 15 2015 10:55:23

%S 0,1,2,3,4,6,5,7,8,9,14,10,16,19,11,15,12,17,20,13,18,21,22,23,37,24,

%T 42,51,25,38,26,44,47,27,53,56,60,28,39,29,43,52,30,40,31,45,54,32,46,

%U 57,61,33,41,34,48,55,35,49,58,62,36,50,59,63,64,65,107,66,121,149,67

%N Permutation of natural numbers induced by the Catalan bijection gma073285! acting on the parenthesizations encoded by A014486.

%H A. Karttunen, <a href="http://www.iki.fi/~kartturi/matikka/Nekomorphisms/gatomorf.htm">Gatomorphisms</a> (with the complete Scheme source)

%H <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a>

%o (Scheme function implementing this automorphism on list-structures:)

%o (define (gmA073285! s) (cond ((pair? s) (gmA073285! (cdr s)) (gmA072796! s) (gmA073285! (car s)))) s)

%Y Inverse permutation: A073284.

%Y The scheme function gma072796! referred to below given in A072796.

%K nonn

%O 0,3

%A _Antti Karttunen_, Jun 25 2002

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Last modified September 17 05:28 EDT 2024. Contains 375985 sequences. (Running on oeis4.)