id:A028028 - OEIS Search Results

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Expansion of 1/((1-3x)(1-4x)(1-5x)(1-9x)).

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1, 21, 286, 3234, 33187, 322455, 3035152, 28040628, 256229413, 2326373049, 21042916258, 189930286182, 1712158289479, 15423616827003, 138884571944404, 1250325501927096, 11254768340210185, 101302177508279517 (list; graph; listen)

	OFFSET	`0,2`
	FORMULA	`a(n) = (243/40)9^n - (125/8)5^n + (64/5)4^n - (9/4)3^n. - Neven Juric, Oct 22 2009`
	CROSSREFS	`Sequence in context: A028033 A025987 A125456 this_sequence A025971 A025967 A022452` `Adjacent sequences: A028025 A028026 A028027 this_sequence A028029 A028030 A028031`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

AT&T Labs Research