OFFSET
0,2
LINKS
Steven R. Finch, Errata and Addenda to Mathematical Constants. p. 8.
FORMULA
(Pi/(2*sqrt(3)))*(log(Gamma(1/8)/Gamma(3/8)/(Gamma(5/8)/Gamma(7/8))) - (gamma + log(2*Pi))), where gamma is Euler's constant and Gamma(x) is the Euler Gamma function.
EXAMPLE
0.02300458786273601031799260214514696231866764147508832909638...
MATHEMATICA
s = (Pi/(2*Sqrt[2]))*(Log[Gamma[1/8]*Gamma[3/8]/(Gamma[5/8]*Gamma[7/8])] - (EulerGamma + Log[2*Pi])); Join[{0}, RealDigits[s, 10, 99] // First]
CROSSREFS
KEYWORD
AUTHOR
Jean-François Alcover, Aug 11 2014
STATUS
approved