OFFSET
1,3
LINKS
G. C. Greubel, Table of n, a(n) for n = 1..10000
Philippe Flajolet, Bruno Salvy, Euler Sums and Contour Integral Representations, Experimental Mathematics 7:1 (1998) page 16.
FORMULA
Equals 5*zeta(2)*zeta(5) + 2*zeta(3)*zeta(4) - 10*zeta(7).
EXAMPLE
1.046924401724676082345723014222792329619598402264...
MATHEMATICA
RealDigits[5*Zeta[2]*Zeta[5] +2*Zeta[3]*Zeta[4] -10*Zeta[7], 10, 100][[1]]
PROG
(PARI) 5*zeta(2)*zeta(5) + 2*zeta(3)*zeta(4) - 10*zeta(7) \\ G. C. Greubel, Dec 30 2017
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Jean-François Alcover, Feb 19 2014
STATUS
approved