OFFSET
1,2
LINKS
David H. Bailey and Simon Plouffe, Recognizing Numerical Constants, (1995).
Eric Weisstein's MathWorld, Gamma Function
Wikipedia, Particular values of the Gamma function
FORMULA
(21/16)*Pi*sqrt(2)/Gamma(1/4).
Also equals Integral_{0..infinity} t^(7/4)*exp(-t) dt.
EXAMPLE
1.6083594219855456592319415231637938164922515131418426772395311...
MATHEMATICA
RealDigits[Gamma[11/4], 10, 104] // First
PROG
(PARI) gamma(11/4) \\ Michel Marcus, Apr 16 2015
CROSSREFS
KEYWORD
AUTHOR
Jean-François Alcover, Apr 16 2015
STATUS
approved