For fixed z and a_{1}=1/4, b_{1`}>=11/2
For fixed z and a_{1}=1/4, b_{1`}=11/2
For fixed z and a_{1}=1/4, b_{1`}=9/2
For fixed z and a_{1}=1/4, b_{1`}=7/2
For fixed z and a_{1}=1/4, b_{1`}=5/2
For fixed z and a_{1}=1/4, b_{1`}=3/2
For fixed z and a_{1}=1/4, b_{1`}=1/2
For fixed z and a_{1}=1/4, b_{1`}=1/2
For fixed z and a_{1}=1/4, b_{1`}=3/2
For fixed z and a_{1}=1/4, b_{1`}=5/2
For fixed z and a_{1}=1/4, b_{1`}=7/2
For fixed z and a_{1}=1/4, b_{1`}=9/2
For fixed z and a_{1}=1/4, b_{1`}=11/2
