id:A134485 - OEIS Search Results

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Row sums of triangle A134484(n,k) = 2^[n(n-1) - k(k-1)] * C(n,k).

+0
2

1, 2, 13, 305, 26881, 9078017, 11882207233, 60716967030785, 1217207202583019521, 96068905115897742032897, 29929069804525281689001787393, 36877162272858587692985585499111425 (list; graph; listen)

	OFFSET	`0,2`
	PROGRAM	`(PARI) a(n)=sum(k=0, n, 2^(n(n-1) - k(k-1))*binomial(n, k))`
	CROSSREFS	`Cf. A134484.` `Sequence in context: A011808 A011841 A013106 this_sequence A075620 A131525 A082751` `Adjacent sequences: A134482 A134483 A134484 this_sequence A134486 A134487 A134488`
	KEYWORD	`nonn`
	AUTHOR	`Paul D. Hanna (pauldhanna(AT)juno.com), Oct 28 2007`

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Last modified July 23 10:48 EDT 2008. Contains 142285 sequences.

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