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A227242 Decimal expansion of (e^gamma - 1)/e^gamma. 1
4, 3, 8, 5, 4, 0, 5, 1, 6, 4, 3, 3, 1, 1, 4, 8, 3, 0, 1, 7, 5, 8, 5, 6, 7, 8, 5, 2, 0, 9, 1, 1, 9, 2, 1, 3, 2, 3, 4, 2, 8, 9, 6, 1, 3, 0, 7, 4, 8, 4, 6, 8, 3, 1, 8, 4, 5, 8, 4, 0, 9, 2, 3, 9, 5, 4, 9, 1, 2, 0, 3, 2, 9, 2, 5, 7, 1, 4, 3, 6, 2, 8, 6, 7, 1, 2, 8, 8, 4, 1, 0, 6, 5, 7, 8, 5, 6, 4, 1, 2, 3, 2, 6, 8, 0 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

The value is equal to lim n -> infinity ((sum_{d|n#, d>n} 1/phi(d))/(sum_{d|n#} 1/phi(d))).

LINKS

G. C. Greubel, Table of n, a(n) for n = 0..5000

EXAMPLE

(exp(gamma) - 1)/exp(gamma) = 0.438540516433114830175856785....

MATHEMATICA

RealDigits[(E^EulerGamma - 1)/E^EulerGamma, 10, 50][[1]] (* G. C. Greubel, Oct 02 2017 *)

PROG

(MAGMA) E:=EulerGamma(RealField(105)); Reverse(Intseq(Floor(10^105*(Exp(E)-1)/Exp(E))))

(PARI) default(realprecision, 105); x=10*(exp(Euler)-1)/exp(Euler); for(n=1, 105, d=floor(x); x=(x-d)*10; print1(d, ", "));

CROSSREFS

Cf. A073004.

Sequence in context: A097672 A103339 A092383 * A156028 A021232 A263616

Adjacent sequences:  A227239 A227240 A227241 * A227243 A227244 A227245

KEYWORD

nonn,cons

AUTHOR

Arkadiusz Wesolowski, Oct 19 2013

STATUS

approved

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Last modified April 4 05:31 EDT 2020. Contains 333212 sequences. (Running on oeis4.)