id:A130980 - OEIS Search Results

Search: id:A130980

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G.f. : 16/(7 + 9*sqrt (1 - 32*x)).

+0
4

1, 9, 153, 3177, 73017, 1785609, 45543897, 1197639081, 32231934585, 883404542025, 24570973169433, 691759954058985, 19674867844155321, 564462038150345097, 16315646312285498457, 474680922491822688297 (list; graph; listen)

	OFFSET	`0,2`
	FORMULA	`a(n) = Sum{k, 0<=k<=n}A039599(n,k)*8^(n-k). - Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Aug 25 2007`
	CROSSREFS	`Sequence in context: A089916 A093849 A012017 this_sequence A133309 A113391 A045755` `Adjacent sequences: A130977 A130978 A130979 this_sequence A130981 A130982 A130983`
	KEYWORD	`nonn`
	AUTHOR	`Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Aug 23 2007`
	EXTENSIONS	`More terms from Olivier Gerard (Sep 22 2007).`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

AT&T Labs Research