OFFSET
1,3
LINKS
G. C. Greubel, Table of n, a(n) for n = 1..10000
EXAMPLE
1.171265950778541577530323658949030167967677800614291686755912...
MATHEMATICA
First[RealDigits[N[(Exp[EulerGamma] + Exp[ -EulerGamma])/2, 100]]]
PROG
(PARI) default(realprecision, 100); cosh(Euler) \\ G. C. Greubel, Aug 29 2018
(Magma) SetDefaultRealField(RealField(100)); R:= RealField(); Cosh(EulerGamma(R)); // G. C. Greubel, Aug 29 2018
CROSSREFS
KEYWORD
cons,nonn
AUTHOR
Artur Jasinski, Nov 11 2008
STATUS
approved