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A147708
Decimal expansion of cosh(EulerGamma).
5
1, 1, 7, 1, 2, 6, 5, 9, 5, 0, 7, 7, 8, 5, 4, 1, 5, 7, 7, 5, 3, 0, 3, 2, 3, 6, 5, 8, 9, 4, 9, 0, 3, 0, 1, 6, 7, 9, 6, 7, 6, 7, 7, 8, 0, 0, 6, 1, 4, 2, 9, 1, 6, 8, 6, 7, 5, 5, 9, 1, 2, 4, 7, 6, 2, 7, 8, 9, 6, 4, 5, 2, 1, 9, 4, 3, 9, 3, 6, 9, 6, 5, 4, 2, 0, 2, 2, 2, 6, 8, 7, 7, 1, 1, 3, 1, 6, 3, 1, 9
OFFSET
1,3
LINKS
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
Cf. A147709 (with sinh), A147710 (with tanh), A147711 (with coth).
Sequence in context: A212498 A153103 A199782 * A238273 A155773 A215670
KEYWORD
cons,nonn
AUTHOR
Artur Jasinski, Nov 11 2008
STATUS
approved