A388326 Decimal expansion of exp(-5*Pi/24) * 2^(5/8).

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

Offset

0,1

Links

Table of n, a(n) for n=0..86.

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

Formula

Empirical: Equals Sum_{k>=0} A022600(k) / exp(k*Pi).

Example

0.80149104351566741523022520928781669015...

Mathematica

First[RealDigits[2^(5/8)*Exp[(-5*Pi)/24], 10, 100]]

Prog

(PARI) exp(-5/24 * Pi) * 2^(5/8)

Crossrefs

Cf. A022600.

Sequence in context: A037448 A011470 A345295 * A198940 A321107 A198117

Adjacent sequences: A388323 A388324 A388325 * A388327 A388328 A388329

Keyword

nonn,cons

Author

Simon Plouffe, Sep 15 2025

Status

approved