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A047690 Denominators of coefficients in Taylor series for exp(cos(x)-1). +0
3
1, 2, 6, 720, 40320, 907200, 479001600, 87178291200, 5230697472000, 6402373705728000, 221172909834240000, 281000181944401920000, 620448401733239439360000, 403291461126605635584000000, 76222086152928465125376000000, 24113896346562823512391680000000 (list; graph; listen)
OFFSET

0,2

REFERENCES

CRC Standard Mathematical Tables and Formulae, 30th ed. 1996, p. 42.

EXAMPLE

1-1/2*x^2+1/6*x^4-31/720*x^6+379/40320*x^8-1639/907200*x^10+...

CROSSREFS

Cf. A047689, A005046.

Cf. A097322.

Sequence in context: A112724 A110795 A067107 this_sequence A113569 A007338 A046857

Adjacent sequences: A047687 A047688 A047689 this_sequence A047691 A047692 A047693

KEYWORD

nonn,easy,frac

AUTHOR

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

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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