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A036777 Number of labeled rooted trees with a degree constraint. 0
1, 2, 9, 64, 625, 7776, 117642, 2096752, 43030008, 999357660, 25912953990, 742054808880, 23259517076796, 792084372215136, 29120668067951460, 1149560690861943360, 48497162427675081120, 2177517061087611122880 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

REFERENCES

L. Takacs, Enumeration of rooted trees and forests, Math. Scientist 18 (1993), 1-10, esp. Eq. (14) with r = 5.

LINKS

Index entries for sequences related to rooted trees

CROSSREFS

Sequence in context: A128577 A052514 A036776 * A055860 A152917 A000169

Adjacent sequences:  A036774 A036775 A036776 * A036778 A036779 A036780

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 15 12:25 EST 2012. Contains 205786 sequences.