Compute A2A^2A2 where A=(2103)A = \begin{pmatrix} 2 & 1 \\ 0 & 3 \end{pmatrix}A=(2013).
(4509)\begin{pmatrix} 4 & 5 \\ 0 & 9 \end{pmatrix}(4059)
(4109)\begin{pmatrix} 4 & 1 \\ 0 & 9 \end{pmatrix}(4019)
(2109)\begin{pmatrix} 2 & 1 \\ 0 & 9 \end{pmatrix}(2019)
(4206)\begin{pmatrix} 4 & 2 \\ 0 & 6 \end{pmatrix}(4026)