The On-Line Encyclopedia of Integer Sequences (OEIS)

A268911 revision #5

A268911

Decimal expansion of the integral int_{x=0..1} 1/Gamma(x) dx.

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

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OFFSET

0,1

COMMENTS

Gamma(x) is the gamma function. The value of this integral may also be accurately estimated by using bounds given in comments of A268895.

LINKS

Table of n, a(n) for n=0..103.

EXAMPLE

0.5412357343286705301495373288795520138992562066499760...

MAPLE

evalf(int(1/GAMMA(x), x = 0..1), 150);

MATHEMATICA