id:A112525 - OEIS Search Results

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Expansion of 1/(1-100x^2-100x^3).

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1, 0, 100, 100, 10000, 20000, 1010000, 3000000, 103000000, 401000000, 10600000000, 50400000000, 1100100000000, 6100000000000, 115050000000000, 720010000000000, 12115000000000000, 83506000000000000 (list; graph; listen)

	OFFSET	`0,3`
	FORMULA	`a(n)=sum{k=0..floor(n/2), C((n-k)/2, k)10^(n-k)(1+(-1)^(n-k))/2}`
	CROSSREFS	`Adjacent sequences: A112522 A112523 A112524 this_sequence A112526 A112527 A112528` `Sequence in context: A115020 A096582 A115048 this_sequence A000865 A135600 A134999`
	KEYWORD	`easy,nonn`
	AUTHOR	`Paul Barry (pbarry(AT)wit.ie), Sep 09 2005`

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Last modified October 9 14:06 EDT 2008. Contains 144831 sequences.

AT&T Labs Research