\begin{table}
\caption{Same as in Table~A1 but for the SDSS !5u!3 band as a function of redshift and the $u - z$ colour.\label{tabu_z}}
\begin{tabular}{l|cccc}
 & $(u - z)^0$ & $(u - z)^1$ & $(u - z)^2$ & $(u - z)^3$ \\
\hline
$Z^{0}$ &  0  &  0  &  0  &  0 \\
$Z^{1}$ &  3.23407  &  0.119541  &  0.549622  &  -0.101494 \\
$Z^{2}$ &  -73.6664  &  23.7596  &  -4.88373  &  0.575285 \\
$Z^{3}$ &  180.924  &  -14.7506  &  -3.00815  &  0 \\
$Z^{4}$ &  -217.452  &  33.4529  &  0  &  0 \\
$Z^{5}$ &  23.5401  &  0  &  0  &  0 \\
\hline
\end{tabular}
\end{table}