id:A016244 - OEIS Search Results

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Expansion of 1/((1-x)(1-6x)(1-9x)).

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1, 16, 187, 1942, 19033, 180628, 1681639, 15470674, 141251605, 1283357680, 11622778531, 105040363246, 947975408017, 8547451504972, 77021100541663, 693754126856458, 6247172473597069, 56244864253707304 (list; graph; listen)

	OFFSET	`0,2`
	MAPLE	`a:=n->sum((9^(n-j)-6^(n-j))/3, j=0..n): seq(a(n), n=1..18); - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Jan 15 2007`
	CROSSREFS	`Sequence in context: A016249 A021049 A067308 this_sequence A016292 A004333 A016237` `Adjacent sequences: A016241 A016242 A016243 this_sequence A016245 A016246 A016247`
	KEYWORD	`nonn`
	AUTHOR	`njas`

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Last modified December 3 16:57 EST 2008. Contains 151279 sequences.

AT&T Labs Research