A388227 - OEIS

A388227

Decimal expansion of (1/2048) * exp(9*Pi/8) * Pi^(27/4) * 2^(7/8) / Gamma(3/4)^27.

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

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OFFSET

0,1

LINKS

Paolo Xausa, Table of n, a(n) for n = 0..10000

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

FORMULA

Empirical: Equals Sum_{k>=0} A010832(k) / exp(k*Pi).

EXAMPLE

0.28780203115175818565946404429071231998...

MATHEMATICA

First[RealDigits[Exp[9*Pi/8]*Pi^(27/4)*2^(7/8)/(2048*Gamma[3/4]^27), 10, 100]] (* Paolo Xausa, Sep 16 2025 *)