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A093824 Decimal expansion of (24*sqrt(2) - 6*sqrt(3) - 2*Pi)*Pi/72. 3
7, 5, 3, 3, 5, 5, 4, 6, 0, 5, 1, 9, 5, 2, 9, 8, 8, 0, 2, 7, 8, 0, 3, 8, 2, 3, 7, 8, 3, 5, 3, 5, 4, 7, 6, 8, 2, 6, 4, 0, 3, 2, 3, 5, 0, 9, 0, 0, 9, 1, 1, 8, 5, 7, 5, 1, 3, 4, 0, 0, 9, 3, 0, 2, 4, 3, 4, 4, 6, 2, 2, 4, 0, 1, 7, 7, 0, 2, 6, 8, 6, 9, 6, 5, 1, 3, 9, 5, 8, 1, 0, 9, 8, 6, 1, 3, 5, 8, 6, 0, 2, 3 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

Bezdek and Kuperberg's ellipsoid packing density.

REFERENCES

A. Bezdek and W. Kuperberg, Packing Euclidean space with congruent cyclinders and congruent ellipsoids, in Applied Geometry and Discrete Mathematics (The Victor Klee Festschrift), Amer. Math. Soc., 1991, pp. 71-80. [From N. J. A. Sloane, May 04 2010]

LINKS

Harry J. Smith, Table of n, a(n) for n = 0..20000

Eric Weisstein's World of Mathematics, EllipsoidPacking

EXAMPLE

.75335546051952988027803823783535476826403235090091185751340...

PROG

(PARI) { default(realprecision, 20080); x=10*((24*sqrt(2) - 6*sqrt(3) - 2*Pi)*Pi)/72; for (n=0, 20000, d=floor(x); x=(x-d)*10; write("b093824.txt", n, " ", d)); } \\ Harry J. Smith, Jun 18 2009

CROSSREFS

Cf. A093825.

Cf. A161687 Continued fraction. - Harry J. Smith, Jun 18 2009

Sequence in context: A155816 A308414 A335985 * A203142 A176974 A198983

Adjacent sequences:  A093821 A093822 A093823 * A093825 A093826 A093827

KEYWORD

nonn,cons,easy

AUTHOR

Eric W. Weisstein, Apr 16 2004

EXTENSIONS

Offset corrected by R. J. Mathar, Feb 05 2009

Edited by N. J. A. Sloane, Aug 10 2010

STATUS

approved

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Last modified November 25 20:07 EST 2020. Contains 338626 sequences. (Running on oeis4.)