id:A126085 - OEIS Search Results

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Number of n-node rooted trees of height 9.

+0
1

0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 9, 53, 251, 1043, 3961, 14102, 47816, 156129, 494769, 1530583, 4642490, 13853571, 40779959, 118666510, 341938083, 977028128, 2771407719, 7811504825, 21895173627, 61069528116, 169590519864, 469117076770 (list; graph; listen)

	OFFSET	`1,11`
	REFERENCES	`J. Riordan, Enumeration of trees by height and diameter, IBM J. Res. Dev. 4 (1960), 473-478.`
	LINKS	`N. J. A. Sloane, Table of n, a(n) for n=1..200` `Index entries for sequences related to rooted trees` `Index entries for sequences related to trees`
	MAPLE	`For Maple program see link in A000235.`
	CROSSREFS	`Sequence in context: A120665 A094793 A036425 this_sequence A055854 A122588 A005025` `Adjacent sequences: A126082 A126083 A126084 this_sequence A126086 A126087 A126088`
	KEYWORD	`nonn`
	AUTHOR	`njas, Mar 02 2007`

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Last modified September 6 16:04 EDT 2008. Contains 143483 sequences.

AT&T Labs Research