\[\mathscr{M}\mskip-3.0muh\mskip 3.0mu\left(z\right)=\frac{2^{z-1}\Gamma\left(%
\nu+\frac{1}{2}z\right)}{{\Gamma}^{2}\left(1-\frac{1}{2}z\right)\Gamma\left(1+%
\nu-\frac{1}{2}z\right)\Gamma\left(z\right)}\frac{\pi}{\sin\left(\pi z\right)},\]