A190575 Decimal expansion of exp(Pi*sqrt(163)/3).

6, 4, 0, 3, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6, 0, 4, 8, 6, 3, 7, 3, 5, 0, 4, 9, 0, 1, 6, 0, 3, 9, 4, 7, 1, 7, 4, 1, 8, 1, 8, 8, 1, 8, 5, 3, 9, 4, 7, 5, 7, 7, 1, 4, 8, 5, 7, 6, 0, 3, 6, 6, 5, 9, 1, 8, 1, 9, 4, 6, 5, 2, 2, 1, 8, 2, 5, 8, 2, 8, 6, 9, 4, 2, 5, 3, 6, 3, 4, 0, 8, 1, 5, 8, 2, 2, 6, 4

Offset

6,1

References

J. M. Borwein, D. H. Bailey and R. Girgensohn, Experimentation in Mathematics, A K Peters, Ltd., Natick, MA, 2004. x+357 pp. See p. 128.

Links

Table of n, a(n) for n=6..104.

Formula

Equals cube root of A060295. - Michel Marcus, Sep 08 2014

Example

640320.00000000060486373504901603947174181881853947577148576...

Mathematica

RealDigits[Exp[(Pi Sqrt[163])/3], 10, 120][[1]] (* Harvey P. Dale, Jan 21 2019 *)

Prog

(PARI)
default(realprecision, 1000);
first(n)=digits(floor(10^(n-6)*exp(Pi*sqrt(163)/3))) \\ Edward Jiang, Sep 07 2014

Crossrefs

Cf. A190574.

Sequence in context: A242834 A010495 A111310 * A189038 A097047 A331421

Adjacent sequences: A190572 A190573 A190574 * A190576 A190577 A190578

Keyword

nonn,cons

Author

N. J. A. Sloane, May 12 2011

Status

approved