id:A090827 - OEIS Search Results

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Number of cycles in range [A014137(n-1)..A014138(n-1)] of permutation A089869/A089870.

+0
3

1, 1, 2, 5, 13, 34, 91, 245, 659, 1786, 4846, 13182, 35962, 98418, 270121, 743533, 2052073, 5678238, 15750382, 43793198, 122042214 (list; graph; listen)

	OFFSET	`0,3`
	COMMENT	`The number of orbits to which the corresponding automorphism(s) partitions the set of A000108(n) binary trees with n internal nodes.`
	LINKS	`A. Karttunen, C-program for computing the initial terms of this sequence`
	CROSSREFS	`Sequence in context: A006801 A114173 A023425 this_sequence A109192 A062465 A064780` `Adjacent sequences: A090824 A090825 A090826 this_sequence A090828 A090829 A090830`
	KEYWORD	`nonn`
	AUTHOR	`Antti Karttunen (His_Firstname.His_Surname(AT)iki.fi), Dec 20 2003`

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.

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