id:A108289 - OEIS Search Results

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Antidiagonal sums of table A060543.

+0
3

1, 2, 5, 17, 72, 357, 2022, 12900, 91448, 711180, 6004981, 54619489, 531854438, 5515551251, 60642234815, 704106298738, 8603658260904, 110306422692488, 1479905106340895, 20727595895871297, 302423908621734606 (list; graph; listen)

	OFFSET	`0,2`
	FORMULA	`a(n)=Sum_{k=0..n} C(n+(n-k)k, (n-k)k+k)).`
	PROGRAM	`(PARI) a(n)=sum(k=0, n, binomial(n+(n-k)k, (n-k)k+k))`
	CROSSREFS	`Cf. A108267, A060543, A108288.` `Sequence in context: A082282 A005967 A104859 this_sequence A007779 A084161 A102038` `Adjacent sequences: A108286 A108287 A108288 this_sequence A108290 A108291 A108292`
	KEYWORD	`nonn`
	AUTHOR	`Paul D. Hanna (pauldhanna(AT)juno.com), May 31 2005`

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Last modified December 1 19:22 EST 2009. Contains 167811 sequences.

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