\begin{table}%t4
\caption{\label{table4}Radiative transition rates (s$^{-1}$) in SAF that show
large discrepancies with AST3.
Note: $a\pm\!b\equiv a\times 10^{\pm b}$.}
%\centerline
{
\begin{tabular}{rrrrrrrrr}
\hline\hline\noalign{\smallskip}
\multicolumn{1}{c}{$N$}&\multicolumn{1}{c}{$k$}&\multicolumn{1}{c}{$i$}&\multicolumn{1}{c}{SAF}&
\multicolumn{1}{c}{AST3}& \multicolumn{1}{c}{HFR3}&\multicolumn{1}{c}{HFR4}&\multicolumn{1}{c}{COR}&\multicolumn{1}{c}{MCDF}\\
\noalign{\smallskip}\hline\noalign{\smallskip}
4&20&4 & 8.17~$+$~12&1.59~$+$~13&1.98~$+$~13&          &2.61~$+$~13&2.84~$+$~13\\
4&24&3 & 8.85~$+$~13&3.99~$+$~13&3.11~$+$~13& 4.00~$+$~13&4.23~$+$~13&3.44~$+$~13\\
4&24&4 & 3.67~$+$~13&9.55~$+$~13&8.37~$+$~13& 8.20~$+$~13&7.95~$+$~13&1.04~$+$~14\\
4&25&3 & 2.13~$+$~14&1.00~$+$~14&1.00~$+$~14& 1.13~$+$~14&         &8.27~$+$~13\\
\noalign{\smallskip}\hline\noalign{\smallskip}
5&43&13& 2.40~$+$~12&1.66~$+$~13&1.82~$+$~13& 2.00~$+$~13&         &1.67~$+$~13\\
5&46&15& 1.40~$+$~14&3.93~$+$~13&3.08~$+$~13&          &         &4.19~$+$~13\\
5&49&15& 2.67~$+$~13&1.42~$+$~14&1.32~$+$~14&          &         &1.31~$+$~14\\
\noalign{\smallskip}\hline\noalign{\smallskip}
6&26&3 & 4.70~$+$~12&3.10~$+$~14&3.13~$+$~14& 3.39~$+$~14&         &6.26~$+$~12\\
6&26&4 & 4.86~$+$~14&1.70~$+$~14&1.05~$+$~14& 1.14~$+$~14&4.85~$+$~14&6.05~$+$~14\\
6&29&4 & 6.89~$+$~13&3.53~$+$~14&4.63~$+$~14& 4.46~$+$~14&5.82~$+$~13&6.58~$+$~13\\
\hline
\end{tabular}}
\end{table}