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A145663 Decimal expansion of (1/Pi)*(1-1/Pi). 0
2, 1, 6, 9, 8, 8, 7, 0, 2, 5, 4, 1, 4, 5, 2, 9, 0, 0, 0, 9, 3, 8, 8, 8, 0, 6, 3, 5, 3, 5, 3, 0, 1, 0, 8, 5, 1, 6, 4, 5, 6, 0, 5, 1, 6, 8, 0, 8, 6, 6, 6, 3, 4, 8, 6, 4, 9, 7, 2, 5, 6, 5, 6, 2, 2, 3, 6, 2, 0, 4, 7, 4, 3, 0, 6, 2, 1, 7, 6, 2, 8, 9, 8, 9, 0, 1, 8, 3, 3, 1, 6, 0, 6, 8, 8, 4, 3, 3, 4 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

0,1

REFERENCES

H. Solomon, Geometric Probability, SIAM, 1978; see p. 6.

LINKS

Table of n, a(n) for n=0..98.

EXAMPLE

.21698870254145290009388806353530108516456051680866634864972...

MATHEMATICA

RealDigits[1/Pi (1-1/Pi), 10, 120][[1]] (* Harvey P. Dale, May 09 2012 *)

PROG

(PARI) (1-1/Pi)/Pi \\ Charles R Greathouse IV, Mar 25 2014

CROSSREFS

Sequence in context: A248927 A176013 A263255 * A276664 A160565 A025252

Adjacent sequences:  A145660 A145661 A145662 * A145664 A145665 A145666

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane, Sep 16 2009

STATUS

approved

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Last modified October 23 17:32 EDT 2019. Contains 328373 sequences. (Running on oeis4.)