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A084254 Decimal expansion of c=sum(k>=1, 1/k/(exp(2*Pi*k)-1)). 0
0, 0, 1, 8, 7, 2, 6, 8, 2, 4, 4, 9, 7, 6, 8, 5, 4, 6, 1, 1, 5, 6, 3, 8, 5, 7, 9, 4, 7, 9, 9, 6, 1, 3, 9, 8, 8, 6, 9, 1, 6, 2, 8, 9, 5, 6, 5, 2, 6, 1, 9, 5, 6, 3, 8, 4, 1, 3, 3, 1, 5, 7, 4, 5, 3, 7, 8, 8, 4, 3, 1, 9, 5, 1, 7, 0, 9, 8, 0, 2, 2, 6, 7, 5, 1, 7, 0, 7, 2, 7, 8, 4, 0, 2, 4, 5, 6, 7, 9, 7, 9, 9, 8, 7 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

0,4

REFERENCES

Bruce C. Berndt, Ramanujan Notebook part II, Infinite series, Springer Verlag, p. 280-281.

LINKS

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

FORMULA

c=1/4*log(4/Pi)-Pi/12+log(gamma(3/4))

EXAMPLE

c=0.00187268....

PROG

(PARI) 1/4*log(4/Pi)-Pi/12+log(gamma(3/4))

CROSSREFS

Sequence in context: A154164 A021538 A179044 * A255696 A144750 A198928

Adjacent sequences:  A084251 A084252 A084253 * A084255 A084256 A084257

KEYWORD

cons,nonn

AUTHOR

Benoit Cloitre, Jun 21 2003

STATUS

approved

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Last modified July 14 09:22 EDT 2020. Contains 335720 sequences. (Running on oeis4.)