A388256 - OEIS

A388256

Decimal expansion of (1/4) * exp(7*Pi/12) * 2^(1/4).

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

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OFFSET

1,2

LINKS

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

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

FORMULA

Empirical: Equals Sum_{k>=0} A022579(k) / exp(k*Pi).

EXAMPLE

1.8581625973915962911782026111876739960...

MATHEMATICA

First[RealDigits[Exp[(7*Pi)/12]/(2*2^(3/4)), 10, 100]]