id:A016211 - OEIS Search Results

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Expansion of 1/((1-x)(1-3x)(1-6x)).

+0
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1, 10, 73, 478, 2989, 18298, 110881, 668566, 4021237, 24156946, 145030249, 870447214, 5223480445, 31343274154, 188066819377, 1128422439622, 6770599207813, 40623788957122, 243743314873465 (list; graph; listen)

	OFFSET	`0,2`
	MAPLE	`a:=n->sum((6^(n-j)-3^(n-j))/3, j=0..n): seq(a(n), n=1..19); - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Jan 15 2007`
	CROSSREFS	`Sequence in context: A058111 A003366 A161743 this_sequence A055424 A159687 A044197` `Adjacent sequences: A016208 A016209 A016210 this_sequence A016212 A016213 A016214`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified December 16 17:18 EST 2009. Contains 170825 sequences.

AT&T Labs Research