OFFSET
0,4
LINKS
Eric Weisstein's World of Mathematics, Dilogarithm.
Eric Weisstein's World of Mathematics, Polylogarithm.
EXAMPLE
0, 0, 1, 1/2, 41/144, 13/72, 8009/64800, 161/1800, 190513/2822400, ...
MATHEMATICA
CoefficientList[Series[PolyLog[2, x]^2, {x, 0, 25}], x]//Denominator
Table[Sum[1/(k*(n - k))^2, {k, 1, n - 1}], {n, 0, 25}]//Denominator
CROSSREFS
KEYWORD
nonn,frac
AUTHOR
Vaclav Kotesovec, May 15 2018
STATUS
approved