id:A135752 - OEIS Search Results

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E.g.f.: A(x) = 1 + Sum_{n>=1} (1/n!)*Product_{k=1..n} [exp(kx) - 1].

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1, 1, 3, 16, 129, 1436, 20853, 379716, 8421969, 222507532, 6879755613, 245389976756, 9977456650329, 457823345757948, 23505009169553733, 1340233911805244836, 84321693844646338209, 5820386696023034821484 (list; graph; listen)

	OFFSET	`0,3`
	PROGRAM	`(PARI) {a(n)=n!polcoeff(1+sum(j=1, n, (1/j!)prod(k=1, j, exp(kx +xO(x^n))-1)), n)}`
	CROSSREFS	`Adjacent sequences: A135749 A135750 A135751 this_sequence A135753 A135754 A135755` `Sequence in context: A000272 A088358 A082161 this_sequence A120021 A131490 A121673`
	KEYWORD	`nonn`
	AUTHOR	`Paul D. Hanna (pauldhanna(AT)juno.com), Nov 27 2007`

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Last modified October 6 15:53 EDT 2008. Contains 144667 sequences.

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