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A110820
Denominator of Egyptian fraction for Euler's constant (or Euler-Mascheroni constant) gamma.
26
2, 13, 3418, 52016149, 153922786652714666, 65688702911858084722486113974627712, 5909264177593573284418890303826221282839645884512542540067398229418573
OFFSET
1,1
LINKS
Mohammad K. Azarian, Sylvester's Sequence and the Infinite Egyptian Fraction Decomposition of 1, Problem 958, College Mathematics Journal, Vol. 42, No. 4, September 2011, p. 330. Solution published in Vol. 43, No. 4, September 2012, pp. 340-342.
Eric Weisstein's World of Mathematics, Egyptian Fraction.
EXAMPLE
a(3) = ceiling(1/(0.5772156649... - 1/2 - 1/13)) = 3418.
MATHEMATICA
a = {}; k = N[EulerGamma, 1000]; Do[s = Ceiling[1/k]; AppendTo[a, s]; k = k - 1/s, {n, 1, 10}]; a (* Artur Jasinski, Sep 22 2008 *)
CROSSREFS
Cf. A001620.
Sequence in context: A158026 A103641 A144983 * A139519 A306206 A111016
KEYWORD
nonn,frac
AUTHOR
Franz Vrabec, Sep 16 2005
EXTENSIONS
a(6) & a(7) from Robert G. Wilson v, Aug 03 2010
STATUS
approved