id:A073210 - OEIS Search Results

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Permutation of natural numbers induced by the gatomorphism gmA073210 acting on the parenthesizations as ordered by A014486.

+0
7

0, 1, 2, 3, 4, 6, 7, 5, 8, 9, 10, 14, 16, 19, 17, 20, 12, 11, 13, 21, 18, 15, 22, 23, 24, 25, 26, 27, 37, 38, 42, 44, 47, 51, 53, 56, 60, 45, 46, 54, 57, 61, 31, 34, 30, 28, 29, 35, 33, 32, 36, 58, 62, 49, 48, 59, 40, 43, 39, 52, 63, 55, 50, 41, 64, 65, 66, 67, 68, 69, 70, 71 (list; graph; listen)

	OFFSET	`0,3`
	COMMENT	`Is there equivalent gatomorphism in A073200?`
	LINKS	`A. Karttunen, Gatomorphisms (with the complete Scheme source)` `Index entries for sequences that are permutations of the natural numbers`
	PROGRAM	`(Scheme function implementing this automorphism on list-structures:)` `(define (gmA073210 s) (cond ((pair? s) (gmA073210 (car s)) (gmA072797! s) (gmA073210 (car s)) (gmA072796! s))) s)`
	CROSSREFS	`Inverse permutation: A073209. The car/cdr-flipped conjugate of A073199, i.e. A073210(n) = A057163(A073199(A057163(n))). Cf. also A073205-A073208.` `The scheme functions gma072796! and gma072797! referred to below are given in A072796 and A072797.` `Adjacent sequences: A073207 A073208 A073209 this_sequence A073211 A073212 A073213` `Sequence in context: A013944 A123497 A123501 this_sequence A073196 A086430 A073194`
	KEYWORD	`nonn`
	AUTHOR	`Antti Karttunen Jun 25 2002`

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Last modified October 7 14:39 EDT 2008. Contains 144666 sequences.

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