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A073285
Permutation of natural numbers induced by the Catalan bijection gma073285! acting on the parenthesizations encoded by A014486.
3
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, 42, 51, 25, 38, 26, 44, 47, 27, 53, 56, 60, 28, 39, 29, 43, 52, 30, 40, 31, 45, 54, 32, 46, 57, 61, 33, 41, 34, 48, 55, 35, 49, 58, 62, 36, 50, 59, 63, 64, 65, 107, 66, 121, 149, 67
OFFSET
0,3
PROG
(Scheme function implementing this automorphism on list-structures:)
(define (gmA073285! s) (cond ((pair? s) (gmA073285! (cdr s)) (gmA072796! s) (gmA073285! (car s)))) s)
CROSSREFS
Inverse permutation: A073284.
The scheme function gma072796! referred to below given in A072796.
Sequence in context: A130920 A127285 A130945 * A057512 A057508 A057164
KEYWORD
nonn
AUTHOR
Antti Karttunen, Jun 25 2002
STATUS
approved