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A027646 Denominators of poly-Bernoulli numbers B_n^(k) with k=3. 2
1, 8, 216, 288, 54000, 7200, 3704400, 35280, 7938000, 16800, 78262800, 304920, 4923832914000, 535392, 32464832400, 240240, 265832869302000, 2082880800, 50052680603125200, 387017631, 186286292470278000 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Seiichi Manyama, Table of n, a(n) for n = 0..1000

K. Imatomi, M. Kaneko, E. Takeda, Multi-Poly-Bernoulli Numbers and Finite Multiple Zeta Values, J. Int. Seq. 17 (2014) # 14.4.5

M. Kaneko, Poly-Bernoulli numbers

Masanobu Kaneko, Poly-Bernoulli numbers, Journal de théorie des nombres de Bordeaux, 9 no. 1 (1997), Pages 221-228.

Index entries for sequences related to Bernoulli numbers.

MAPLE

(-1)^n*sum( (-1)^'m'*'m'!*stirling2(n, 'm')/('m'+1)^k, 'm'=0..n);

CROSSREFS

Cf. A027645.

Sequence in context: A081794 A221042 A247032 * A224096 A224103 A072159

Adjacent sequences:  A027643 A027644 A027645 * A027647 A027648 A027649

KEYWORD

nonn,frac

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified January 20 10:18 EST 2022. Contains 350471 sequences. (Running on oeis4.)