PolyLog

See

Dilogarithm, Nielsen Generalized Polylogarithm, Trilogarithm, Polylogarithm

Related Wolfram sites

http://functions.wolfram.com/ZetaFunctionsandPolylogarithms/PolyLog2/, http://functions.wolfram.com/ZetaFunctionsandPolylogarithms/PolyLog/, http://functions.wolfram.com/ZetaFunctionsandPolylogarithms/PolyLog3/