A027645 - OEIS

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A027645

Numerators of poly-Bernoulli numbers B_n^(k) with k=3.

1, 1, -11, -1, 1243, -49, -75613, 599, 234671, -803, -4955857, 53443, 921931911863, -449291, -23461249769, 1237447, 917870505450709, -82659252107, -959539811053709101, 145633840717, 20593004175300735901, -12278015226517 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,3`
	REFERENCES	`M. Kaneko, Poly-Bernoulli numbers, J. Theorie des Nombres Bordeaux 9 (1997), 221-228.`
	LINKS	`Index entries for sequences related to Bernoulli numbers.` `M. Kaneko, Poly-Bernoulli numbers`
	MAPLE	`(-1)^nsum( (-1)^'m''m'!*stirling2(n, 'm')/('m'+1)^k, 'm'=0..n);`
	CROSSREFS	`Cf. A027646.` `Sequence in context: A160480 A045998 A204848 * A193925 A010190 A087774` `Adjacent sequences: A027642 A027643 A027644 * A027646 A027647 A027648`
	KEYWORD	`sign`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 17 10:05 EST 2012. Contains 206009 sequences.