A080292 - OEIS

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A080292

Orbit size of each tree A080293(n) under Donaghey's "Map M" Catalan automorphism.

1, 3, 9, 9, 81, 81, 81, 27, 1701, 1701, 1701, 1701, 2673, 2673, 891, 891 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`0,2`
	COMMENTS	`This is the size of the cycle containing A080295(n) in the permutations A057505/A057506.`
	LINKS	`Table of n, a(n) for n=0..15.`
	FORMULA	`a(n) = A080967(A080295(n))`
	CROSSREFS	`A080977(n) = A080272(2n)/a(n). A080302(n) = a(n)/3 for n>0. Cf. A080973/A080975.` `Sequence in context: A203558 A223653 A038227 A114022 A181862 A043048` `Adjacent sequences: A080289 A080290 A080291 * A080293 A080294 A080295`
	KEYWORD	`nonn`
	AUTHOR	`Antti Karttunen Mar 02 2003`
	STATUS	`approved`

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Last modified June 19 19:14 EDT 2013. Contains 226416 sequences.