A006930 - OEIS

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A006930

Binomial transform of rooted tree numbers.

1, 2, 5, 14, 42, 131, 420, 1376, 4589, 15537, 53293, 184881, 647752, 2289215, 8152147, 29226618, 105408688, 382193502, 1392377762, 5094356032, 18711122069, 68965586862, 255006331944, 945662753514 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	LINKS	`Index entries for sequences related to rooted trees` `N. J. A. Sloane, Transforms`
	CROSSREFS	`Cf. A000081.` `Sequence in context: A080937 A196417 A054392 * A036767 A061922 A162746` `Adjacent sequences: A006927 A006928 A006929 * A006931 A006932 A006933`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 17 19:13 EST 2012. Contains 206085 sequences.