id:A038121 - OEIS Search Results

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E.g.f.: (1+15*x+45/2*x^2+5/2*x^3)/(1-2*x)^(13/2).

+0
3

1, 28, 630, 13860, 315315, 7567560, 192972780, 5237832600, 151242416325, 4638100767300, 150738274937250, 5179915266025500, 187771928393424375, 7164221267933730000, 287080580807915895000, 12057384393932467590000 (list; graph; listen)

	OFFSET	`0,2`
	FORMULA	`(2n+6)!/ [6!n!2^n ].`
	CROSSREFS	`Cf. A001147, A001879, A000457, A001880, A001881.` `Column 6 of triangle A001497.` `Sequence in context: A053110 A004371 A089908 this_sequence A070310 A160141 A004293` `Adjacent sequences: A038118 A038119 A038120 this_sequence A038122 A038123 A038124`
	KEYWORD	`nonn`
	AUTHOR	`Leonard Smiley (smiley(AT)math.uaa.alaska.edu)`

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Last modified December 19 21:04 EST 2009. Contains 171054 sequences.

AT&T Labs Research