OFFSET
0,1
REFERENCES
David H. Bailey and Richard E. Crandall, Random Generators and Normal Numbers, 2000.
LINKS
M. Beeler, R. W. Gosper and R. Schroeppel, HAKMEM, Cambridge, MA: MIT Artificial Intelligence Laboratory, Memo AIM-239, Feb. 1972, Item 120, page 55. Also HTML transcription.
FORMULA
lim n-->oo G(n) = Gamma constant = 0.5772....
PROG
(PARI) a(n)=denominator(sum(k=1, n, 1/2^k/2*sum(j=0, k-1, 1/binomial(2^(k-j)+j, j))))
CROSSREFS
KEYWORD
frac,nonn
AUTHOR
Benoit Cloitre, Aug 10 2003
STATUS
approved