id:A134174 - OEIS Search Results

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a(n) = Sum_{k=0..n} (-1)^(n-k)*binomial(n,k)*binomial(2^k,n).

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1, 1, 4, 44, 1546, 180096, 69656776, 90247564712, 398349418563148, 6107204301234263072, 331155704662551903747856 (list; graph; listen)

	OFFSET	`0,3`
	FORMULA	`G.f.: Sum_{n>=0} ln(1+(2^n-1)*x)^n/n!.`
	CROSSREFS	`Sequence in context: A137783 A136552 A127635 this_sequence A024254 A075029 A070225` `Adjacent sequences: A134171 A134172 A134173 this_sequence A134175 A134176 A134177`
	KEYWORD	`easy,more,nonn`
	AUTHOR	`Paul Hanna and Vladeta Jovovic (vladeta(AT)Eunet.yu), Jan 13 2008`

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Last modified December 4 21:35 EST 2008. Contains 151309 sequences.