A144498 - OEIS

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A144498

Column 2 of array in A144502.

1, 5, 30, 229, 2165, 24576, 326515, 4976315, 85630914, 1642623355, 34762642871, 804650577600, 20224019536825, 548535471681029, 15969883030969470, 496754110707779461, 16441934503725675485, 576991048929859964160, 21399021201104749243099, 836326710446071005267035 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	MAPLE	`f1:=proc(n) local k; add((n+k+1)!/((n-k)!k!2^k), k=0..n); end; [seq(f1(n), n=0..60)];`
	CROSSREFS	`First differences of A001515 and A144301.` `Sequence in context: A129695 A110521 A167892 * A201368 A072213 A199131` `Adjacent sequences: A144495 A144496 A144497 * A144499 A144500 A144501`
	KEYWORD	`nonn`
	AUTHOR	`David Applegate and N. J. A. Sloane (njas(AT)research.att.com), Dec 13 2008`

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Last modified February 13 21:09 EST 2012. Contains 205561 sequences.