id:A091905 - OEIS Search Results

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A091905

Expansion of (1-4x)/((1+4x)(1-8x)).

+0
2

1, 0, 32, 128, 1536, 10240, 90112, 688128, 5636096, 44564480, 358612992, 2860515328, 22917677056, 183207198720, 1466194460672, 11727408201728, 93827855548416, 750588484648960, 6004845316145152, 48038212773347328 (list; graph; listen)

	OFFSET	`0,3`
	COMMENT	`A091905(n+1)/32=A091904(n)`
	FORMULA	`a(n)=8^n/3+2(-4)^n/3`
	CROSSREFS	`Sequence in context: A044664 A005903 A033323 this_sequence A100626 A031447 A153074` `Adjacent sequences: A091902 A091903 A091904 this_sequence A091906 A091907 A091908`
	KEYWORD	`easy,nonn`
	AUTHOR	`Paul Barry (pbarry(AT)wit.ie), Feb 10 2004`

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.

AT&T Labs Research