id:A106440 - OEIS Search Results

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Binomial(2n+4,n)*binomial(n+4,4).

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1, 30, 420, 4200, 34650, 252252, 1681680, 10501920, 62355150, 355655300, 1963217256, 10546208400, 55367594100, 285028443000, 1442592936000, 7193730107520, 35406640372950, 172255143129300, 829376615067000 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`Fifth column of A104684.`
	FORMULA	`G.f.: (1+12x+6x^2)/(1-4x)^(9/2)`
	CROSSREFS	`Cf. A007744, A002544, A002457.` `Sequence in context: A010835 A022722 A126922 this_sequence A097213 A110612 A161740` `Adjacent sequences: A106437 A106438 A106439 this_sequence A106441 A106442 A106443`
	KEYWORD	`easy,nonn`
	AUTHOR	`Paul Barry (pbarry(AT)wit.ie), May 02 2005`

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.

AT&T Labs Research