OFFSET
0,1
COMMENTS
FORMULA
EXAMPLE
0.663337023734290587067025397375...
MATHEMATICA
RealDigits[N[Sum[Zeta[4 n + 2] - 1, {n, 0, Infinity}], 105]][[1]]
PROG
(PARI) suminf(k=0, zeta(4*k+2)-1) \\ Michel Marcus, Dec 24 2020
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Artur Jasinski, Dec 24 2020
EXTENSIONS
a(104) corrected and more terms from Georg Fischer, Jun 06 2024
STATUS
approved