id:A029855 - OEIS Search Results

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Number of rooted trees where root has degree 4.

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1, 1, 3, 7, 19, 46, 124, 320, 858, 2282, 6161, 16647, 45352, 123861, 340000, 936098, 2586518, 7166394, 19911638, 55456892, 154814055, 433081632, 1213901668, 3408659401, 9587879987, 27011564035, 76212078500 (list; graph; listen)

	OFFSET	`5,3`
	REFERENCES	`F. Harary and E. M. Palmer, Graphical Enumeration, Academic Press, NY, 1973, p. 53.`
	LINKS	`Index entries for sequences related to rooted trees`
	CROSSREFS	`Cf. A000226 (root degree 3).` `Adjacent sequences: A029852 A029853 A029854 this_sequence A029856 A029857 A029858` `Sequence in context: A136041 A096447 A141344 this_sequence A110014 A026581 A001372`
	KEYWORD	`nonn`
	AUTHOR	`Christian Bower (bowerc(AT)usa.net)`

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Last modified October 7 14:39 EDT 2008. Contains 144666 sequences.

AT&T Labs Research