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A080130 Decimal expansion of e^-gamma. 8
5, 6, 1, 4, 5, 9, 4, 8, 3, 5, 6, 6, 8, 8, 5, 1, 6, 9, 8, 2, 4, 1, 4, 3, 2, 1, 4, 7, 9, 0, 8, 8, 0, 7, 8, 6, 7, 6, 5, 7, 1, 0, 3, 8, 6, 9, 2, 5, 1, 5, 3, 1, 6, 8, 1, 5, 4, 1, 5, 9, 0, 7, 6, 0, 4, 5, 0, 8, 7, 9, 6, 7, 0, 7, 4, 2, 8, 5, 6, 3, 7, 1, 3, 2, 8, 7, 1, 1, 5, 8, 9, 3, 4, 2, 1, 4, 3, 5, 8, 7, 6, 7, 3, 1 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

lim inf n -> infinity eulerphi(n)*log(log(n))/n = exp(-gamma). - Arkadiusz Wesolowski, Aug 26 2012

REFERENCES

Steven R. Finch, Mathematical Constants, Cambridge University Press, 2003, Sections 1.5 p. 29, 2.7 p. 117 and 5.4 p. 285.

LINKS

Table of n, a(n) for n=0..103.

Jeffrey C. Lagarias, Euler's constant: Euler's work and modern developments, Bull. Amer. Math. Soc., 50 (2013), 527-628.

FORMULA

0.561459483...

MATHEMATICA

RealDigits[N[Exp[-EulerGamma], 200]][[1]] (* Arkadiusz Wesolowski, Aug 26 2012 *)

CROSSREFS

Cf. A001620, A002852, A079650, A073004.

Sequence in context: A047774 A243108 A046614 * A188640 A198419 A222133

Adjacent sequences:  A080127 A080128 A080129 * A080131 A080132 A080133

KEYWORD

cons,nonn

AUTHOR

Benoit Cloitre, Jan 26 2003

STATUS

approved

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Last modified November 24 20:25 EST 2014. Contains 249918 sequences.