id:A085279 - OEIS Search Results

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Expansion of (1+2x-2x^2)/((1-2x)(1-3x)).

+0
3

1, 3, 7, 17, 43, 113, 307, 857, 2443, 7073, 20707, 61097, 181243, 539633, 1610707, 4815737, 14414443, 43177793, 129402307, 387944777, 1163310043, 3488881553, 10464547507, 31389448217, 94159956043, 282463090913, 847355718307 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`Binomial transform of A001045(n)+1.`
	FORMULA	`a(n)=2^n+3^n/3-0^n/3`
	CROSSREFS	`Adjacent sequences: A085276 A085277 A085278 this_sequence A085280 A085281 A085282` `Sequence in context: A114589 A078679 A025577 this_sequence A123601 A115325 A018025`
	KEYWORD	`easy,nonn`
	AUTHOR	`Paul Barry (pbarry(AT)wit.ie), Jun 25 2003`

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Last modified October 12 12:59 EDT 2008. Contains 144830 sequences.

AT&T Labs Research