\[\left(\frac{a-z}{a-1}\right)^{1-\epsilon}\mathit{H\!\ell}\left(\frac{a}{a-1},%
\frac{(a(\delta+\gamma)-\gamma)(1-\epsilon)}{a-1}+\frac{\alpha\beta a-q}{a-1};%
\alpha+1-\epsilon,\beta+1-\epsilon,2-\epsilon,\delta;\frac{a-z}{a-1}\right).\]