id:A034861 - OEIS Search Results

Search: id:A034861

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n!*(3*n^2-15*n+10)/6.

+0
1

-8, 200, 3360, 43680, 551040, 7136640, 96768000, 1383782400, 20916403200, 334183449600, 5637529497600, 100255034880000, 1876076826624000, 36872930045952000, 759748346413056000, 16381540188389376000 (list; graph; listen)

	OFFSET	`4,1`
	REFERENCES	`J. Riordan, Enumeration of trees by height and diameter, IBM J. Res. Dev. 4 (1960), 473-478.`
	CROSSREFS	`Sequence in context: A119299 A024287 A020329 this_sequence A063856 A090962 A024288` `Adjacent sequences: A034858 A034859 A034860 this_sequence A034862 A034863 A034864`
	KEYWORD	`sign`
	AUTHOR	`njas`

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Last modified December 4 14:15 EST 2008. Contains 151279 sequences.

AT&T Labs Research