OFFSET
1,2
LINKS
Philippe Flajolet, Bruno Salvy, Euler Sums and Contour Integral Representations, Experimental Mathematics 7:1 (1998) page 24.
FORMULA
7/2*zeta(5) - zeta(2)*zeta(3).
EXAMPLE
1.6519427927044986239626937611144940161...
MATHEMATICA
7/2*Zeta[5] - Zeta[2]*Zeta[3] // RealDigits[#, 10, 100]& // First
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Jean-François Alcover, Feb 19 2014
STATUS
approved