id:A117671 - OEIS Search Results

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C(3*n+1,n+1)

+0
1

1, 6, 35, 210, 1287, 8008, 50388, 319770, 2042975, 13123110, 84672315, 548354040, 3562467300, 23206929840, 151532656696, 991493848554, 6499270398159, 42671977361650, 280576272201225 (list; graph; listen)

	OFFSET	`0,2`
	LINKS	`Milan Janjic, Two Enumerative Functions`
	EXAMPLE	`if n=0 then C(30+1,0+1)= C(1,1)=1` `if n=10 then C(310+1,10+1)= C(31,11)=84672315`
	CROSSREFS	`Adjacent sequences: A117668 A117669 A117670 this_sequence A117672 A117673 A117674` `Sequence in context: A121838 A001109 A144638 this_sequence A000399 A081051 A145145`
	KEYWORD	`easy,nonn`
	AUTHOR	`Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Apr 12 2006`

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Last modified November 8 20:39 EST 2009. Contains 166234 sequences.

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