\left[ \begin {array}{ccccc}  256.57&- 370.72& 50.188& 35.163& 80.348
\\ \noalign{\medskip} 0.0& 14.098&- 4.4366& 0.90448&- 1.7223
\\ \noalign{\medskip} 0.0& 0.0& 5.7933& 5.9798&- 4.7062
\\ \noalign{\medskip} 0.0& 0.0& 0.0& 0.12637&- 0.91001
\\ \noalign{\medskip} 0.0& 0.0& 0.0& 0.0& 1.0706\end {array} \right]