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A164106 Decimal expansion of 16*Pi^3/105. 6
4, 7, 2, 4, 7, 6, 5, 9, 7, 0, 3, 3, 1, 4, 0, 1, 1, 6, 9, 5, 9, 6, 3, 9, 0, 8, 6, 7, 3, 6, 7, 8, 3, 1, 6, 4, 9, 8, 6, 2, 9, 0, 1, 1, 1, 4, 8, 0, 1, 5, 4, 0, 2, 2, 0, 0, 6, 0, 1, 2, 0, 0, 9, 2, 0, 0, 8, 5, 9, 3, 5, 1, 1, 2, 3, 2, 8, 6, 9, 4, 9, 1, 4, 3, 8, 7, 3, 5, 3, 9, 5, 4, 4, 4, 2, 4, 9, 3, 2, 4, 6, 5, 2, 2, 0 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Volume of the 7-dimensional unit sphere.

LINKS

G. C. Greubel, Table of n, a(n) for n = 1..10000

Eric Weisstein, Hypersphere, Wolfram Mathworld.

Wikipedia, Hypersphere

FORMULA

Equals 16*A091925/105 = A164107/7 .

EXAMPLE

Equals 4.72476597033140116959639086736783164986290111...

MATHEMATICA

RealDigits[16*Pi^3/105, 10, 100][[1]] (* G. C. Greubel, Apr 09 2017 *)

PROG

(PARI) 16*Pi^3/105 \\ G. C. Greubel, Apr 09 2017

CROSSREFS

Cf. A000796, A019699, A102753, A164103, A164105, A164108.

Sequence in context: A132026 A198506 A130882 * A159895 A113963 A071932

Adjacent sequences:  A164103 A164104 A164105 * A164107 A164108 A164109

KEYWORD

cons,nonn

AUTHOR

R. J. Mathar, Aug 10 2009

STATUS

approved

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Last modified June 27 16:57 EDT 2017. Contains 288790 sequences.