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A130590 Decimal expansion of the mean Euclidean distance from a point in a 3D box to the surfaces. 3
9, 6, 0, 5, 9, 1, 9, 5, 6, 4, 5, 5, 0, 5, 2, 9, 5, 9, 4, 2, 5, 1, 0, 7, 9, 5, 1, 3, 9, 3, 8, 0, 6, 3, 6, 0, 2, 4, 0, 9, 7, 6, 9, 0, 7, 5, 4, 5, 7, 2, 3, 9, 8, 7, 6, 9, 0, 8, 9, 8, 5, 1, 5, 3, 1, 0, 3, 8, 7, 6, 6, 3, 3, 4, 0, 1, 6, 3, 2, 8, 9, 0, 3, 1, 2, 2, 7, 9, 3, 5, 6, 9, 1, 7, 7, 4, 8, 2, 4, 5, 3, 1, 2, 1, 6 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..104.

D. H. Bailey and J. M. Borwein and R. E. Crandall, Box Integrals, J. Comp. Appl. Math. vol 206, no 1 (2007) 196.

Eric Weisstein's World of Mathematics, Box Integral.

D. H. Bailey, J. M. Borwein, R. E. Crandall, Advances in the theory of box integrals, Math. Comp. 79 (271) (2010) 1839-1866, Table 2. [From R. J. Mathar, Oct 13 2010]

FORMULA

sqrt(3)/4+log[2+sqrt(3)]/2-Pi/24 = A010527/2 + A065914/ 2- A019691.

EXAMPLE

Equals 0.960591956455052959425107951...

MAPLE

evalf( sqrt(3)/4+log(2+sqrt(3))/2-Pi/24);

CROSSREFS

Sequence in context: A291909 A263177 A154161 * A197413 A021055 A199067

Adjacent sequences:  A130587 A130588 A130589 * A130591 A130592 A130593

KEYWORD

cons,easy,nonn

AUTHOR

R. J. Mathar, Aug 10 2007

STATUS

approved

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Last modified August 19 04:02 EDT 2019. Contains 326109 sequences. (Running on oeis4.)