Characteristic polynomial
$$\begin{equation}\lambda^{13} + 4 \lambda^{12} - 10 \lambda^{11} - 241 \lambda^{10} - 632 \lambda^{9} - 5101 \lambda^{8} - 28518 \lambda^{7} - 91623 \lambda^{6} - 299399 \lambda^{5} - 1018939 \lambda^{4} - 2010475 \lambda^{3} - 3809976 \lambda^{2} - 7131596 \lambda - 6029272\notag\end{equation}$$
Minimal polynomial
$$\begin{equation}\lambda^{13} + 4 \lambda^{12} - 10 \lambda^{11} - 241 \lambda^{10} - 632 \lambda^{9} - 5101 \lambda^{8} - 28518 \lambda^{7} - 91623 \lambda^{6} - 299399 \lambda^{5} - 1018939 \lambda^{4} - 2010475 \lambda^{3} - 3809976 \lambda^{2} - 7131596 \lambda - 6029272\notag\end{equation}$$
Quantum multiplication matrix
$$\begin{equation}\begin{pmatrix}0 & 0 & 0 & 2 & 3 & 3 & 0 & 3 & 3 & 0 & 0 & 0 & 5 \\ 1 & -1 & 0 & 0 & 2 & 0 & 0 & 2 & 2 & 0 & 0 & 0 & 0 \\ 2 & 1 & 0 & 0 & 0 & 0 & 2 & -2 & 0 & 3 & 3 & 0 & 0 \\ 2 & 1 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 3 & 3 & 0 \\ 0 & 2 & 0 & 1 & -1 & 0 & 0 & 0 & 0 & 0 & 0 & 2 & 0 \\ 0 & 3 & 1 & 0 & 0 & -1 & 0 & 0 & 0 & 2 & 2 & 0 & 0 \\ 0 & 0 & 2 & 2 & 1 & 1 & 0 & 0 & 0 & 0 & 0 & -2 & 0 \\ 0 & 0 & 2 & 0 & 0 & 1 & 0 & 0 & 0 & 0 & 0 & 2 & 3 \\ 0 & 0 & 0 & 2 & 1 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 3 \\ 0 & 0 & 0 & 0 & 2 & -3 & 2 & -1 & 3 & 0 & 1 & 0 & -2 \\ 0 & 0 & 0 & 0 & 3 & 5 & 1 & 1 & 0 & 0 & -1 & 0 & 2 \\ 0 & 0 & 0 & 0 & 0 & 0 & 2 & 2 & 0 & 0 & 1 & 0 & 0 \\ 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 3 & 5 & 3 & 0\end{pmatrix}\notag\end{equation}$$