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A006568 Denominators of generalized Bernoulli numbers.
(Formerly M3046)
2
1, 3, 18, 90, 270, 1134, 5670, 2430, 7290, 133650, 112266, 1990170, 9950850, 2296350, 984150 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

REFERENCES

F. T. Howard, A sequence of numbers related to the exponential function, Duke Math. J., 34 (1967), 599-615.

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

LINKS

Hector Blandin and Rafael Diaz, Compositional Bernoulli numbers, Page 7, 2nd table is identical to A006569/A006568.

Abdul Hassen and Hieu D. Nguyen, Hypergeometric Zeta Functions, Sep 27 2005.

Index entries for sequences related to Bernoulli numbers.

CROSSREFS

Cf. A006569.

Cf. A132092-A132106.

Sequence in context: A119424 A037295 A124811 * A147518 A088336 A133594

Adjacent sequences:  A006565 A006566 A006567 * A006569 A006570 A006571

KEYWORD

nonn,frac

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 15 16:56 EST 2012. Contains 205825 sequences.