A388808 Decimal expansion of (9/16) * Pi / Gamma(3/4)^4.

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

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} A228745(k) / exp(k*Pi).

Example

0.78367721044819323329113852143301963649...

Mathematica

First[RealDigits[(144*Pi)/Gamma[-1/4]^4, 10, 100]]

Prog

(PARI) (9/16) * Pi / gamma(3/4)^4

Crossrefs

Cf. A228745.

Sequence in context: A388556 A083648 A133613 * A379214 A296140 A194622

Adjacent sequences: A388805 A388806 A388807 * A388809 A388810 A388811

Keyword

nonn,cons

Author

Simon Plouffe, Sep 18 2025

Status

approved