Characteristic polynomial
$$\begin{equation}\lambda^{13} + 8 \lambda^{12} + 44 \lambda^{11} + 99 \lambda^{10} - 1309 \lambda^{9} - 15448 \lambda^{8} - 89286 \lambda^{7} - 408470 \lambda^{6} - 1387967 \lambda^{5} - 3653420 \lambda^{4} - 7844804 \lambda^{3} - 12103431 \lambda^{2} - 11158435 \lambda - 4836287\notag\end{equation}$$
Minimal polynomial
$$\begin{equation}\lambda^{13} + 8 \lambda^{12} + 44 \lambda^{11} + 99 \lambda^{10} - 1309 \lambda^{9} - 15448 \lambda^{8} - 89286 \lambda^{7} - 408470 \lambda^{6} - 1387967 \lambda^{5} - 3653420 \lambda^{4} - 7844804 \lambda^{3} - 12103431 \lambda^{2} - 11158435 \lambda - 4836287\notag\end{equation}$$
Quantum multiplication matrix
$$\begin{equation}\begin{pmatrix}0 & 0 & 0 & 0 & 0 & 3 & 0 & 3 & 0 & 4 & 8 & 8 & 5 \\ 1 & -1 & 0 & 0 & 0 & 0 & 0 & 2 & 0 & 0 & 0 & 3 & 4 \\ 2 & 1 & 0 & 1 & 2 & 0 & 0 & -2 & 2 & 0 & 0 & -3 & 0 \\ 1 & 1 & 0 & -1 & -2 & 0 & 0 & 0 & -2 & 0 & 3 & 3 & 0 \\ 0 & 1 & 0 & 1 & -2 & 0 & 0 & 0 & -1 & 0 & 0 & 2 & 0 \\ 0 & 3 & 1 & 0 & 1 & -1 & 0 & 0 & 1 & 0 & 0 & 0 & 0 \\ 0 & 0 & 1 & 2 & 1 & 1 & -1 & 0 & 0 & -2 & -2 & -2 & 0 \\ 0 & 0 & 2 & 0 & 0 & 1 & 1 & 0 & 0 & 2 & 2 & 0 & 0 \\ 0 & 0 & 0 & 1 & 1 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 3 \\ 0 & 0 & 0 & 0 & 1 & -6 & 1 & -2 & 3 & -2 & -1 & 0 & 0 \\ 0 & 0 & 0 & 0 & 3 & 7 & 1 & 2 & 0 & 1 & 0 & 0 & 0 \\ 0 & 0 & 0 & 0 & 0 & 0 & 2 & 3 & 0 & 0 & 1 & 0 & 0 \\ 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 3 & 7 & 5 & 0\end{pmatrix}\notag\end{equation}$$