A388781 - OEIS

A388781

Decimal expansion of exp(-Pi/6) * 2^(7/8).

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

(list; constant; graph; refs; listen; history; text; internal format)

OFFSET

1,3

LINKS

Table of n, a(n) for n=1..87.

Simon Plouffe, Numbers in the base e^Pi, 2025.

Index entries for transcendental numbers.

FORMULA

Empirical: Equals Sum_{k>=0} A225853(k) / exp(k*Pi).

EXAMPLE

1.08643860000986803403620994506638612777692758082624600018702851390841684020694....

MATHEMATICA