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A117654
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Coefficients in an asymptotic expansion for mean distance from origin of a point uniformly distributed over the n-dimensional unit cube [0,1]^n (denominators).
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1
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OFFSET
| 0,2
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REFERENCES
| R. S. Anderssen et al., Concerning Integral_{0..1} ... Integral_{0..1} (x_1^2+..4+x_k^2)^(1/2) dx_1 ... dx_k and a Taylor series method, SIAM J. Appl. Math., 30 (1976), 22-30.
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EXAMPLE
| (n/3)^(1/2)*(1-n/10 -13n^2/280 - ...)
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CROSSREFS
| Cf. A117653.
Sequence in context: A055055 A153331 A203149 * A067427 A157713 A205824
Adjacent sequences: A117651 A117652 A117653 * A117655 A117656 A117657
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KEYWORD
| nonn,frac,more
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com), Apr 12 2006
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