id:A036618 - OEIS Search Results

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Number of 5-ary rooted trees with n nodes and height at most 7.

+0
1

1, 1, 1, 2, 4, 9, 20, 47, 111, 269, 650, 1577, 3808, 9189, 22079, 52931, 126486, 301559, 717129, 1701909, 4030658, 9528769, 22487287, 52984134, 124648730, 292824200, 686952007, 1609445592, 3765971432, 8801379791, 20545409197 (list; graph; listen)

	OFFSET	`0,4`
	LINKS	`E. M. Rains and N. J. A. Sloane, On Cayley's Enumeration of Alkanes (or 4-Valent Trees), J. Integer Sequences, Vol. 2 (1999), Article 99.1.1.` `Index entries for sequences related to rooted trees`
	CROSSREFS	`Sequence in context: A138164 A130802 A022543 this_sequence A003018 A035084 A058385` `Adjacent sequences: A036615 A036616 A036617 this_sequence A036619 A036620 A036621`
	KEYWORD	`nonn,fini`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.

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