\begin{table}%T1
\caption{ Radial scaling factors used in AUTOSTRUCTURE to minimize the total 
          energy of the $nl$ orbital wave functions. }
\label{tab1}
%\centering
\par
\begin{tabular}{  c  c  c }
\hline\hline
                & $n=3$  & $n=4$  \\
\hline
$\lambda_{1{\rm s}}$  & 1.3895 & 1.3923 \\
$\lambda_{2{\rm s}}$  & 1.1971 & 1.2076 \\
$\lambda_{2{\rm p}}$  & 1.1313 & 1.1404 \\
$\lambda_{3{\rm s}}$  & 1.1315 & 1.1266 \\
$\lambda_{3{\rm p}}$  & 1.0857 & 1.0807 \\
$\lambda_{3{\rm d}}$  & 1.1223 & 1.1122 \\
$\lambda_{4{\rm s}}$  &    --   & 1.1219 \\
$\lambda_{4{\rm p}}$  &    --  & 1.0807 \\
$\lambda_{4{\rm d}}$  &    --   & 1.1077 \\
$\lambda_{4{\rm f}}$  &    --   & 1.1133 \\
\hline
\end{tabular}
\end{table}