Characteristic polynomial
$$\begin{equation}\lambda^{13} + 3 \lambda^{12} - 22 \lambda^{11} - 266 \lambda^{10} - 925 \lambda^{9} + 97 \lambda^{8} - 16784 \lambda^{7} - 71557 \lambda^{6} + 94235 \lambda^{5} + 338027 \lambda^{4} + 151594 \lambda^{3} - 1375994 \lambda^{2} + 881095 \lambda + 477677\notag\end{equation}$$
Minimal polynomial
$$\begin{equation}\lambda^{13} + 3 \lambda^{12} - 22 \lambda^{11} - 266 \lambda^{10} - 925 \lambda^{9} + 97 \lambda^{8} - 16784 \lambda^{7} - 71557 \lambda^{6} + 94235 \lambda^{5} + 338027 \lambda^{4} + 151594 \lambda^{3} - 1375994 \lambda^{2} + 881095 \lambda + 477677\notag\end{equation}$$
Quantum multiplication matrix
$$\begin{equation}\begin{pmatrix}0 & 0 & 0 & 2 & 0 & 3 & 3 & 3 & 3 & 4 & 4 & 0 & 0 \\ 1 & -1 & 0 & 0 & 0 & 2 & 0 & 0 & 2 & 3 & 3 & 0 & 0 \\ 1 & 0 & 0 & 0 & 0 & 0 & 2 & 0 & 2 & 3 & 0 & 0 & -4 \\ 2 & 1 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 3 & 4 \\ 0 & 1 & 1 & 0 & -1 & 0 & 0 & 0 & 0 & 2 & 0 & 2 & -3 \\ 0 & 2 & 0 & 1 & 0 & -1 & 0 & 0 & 0 & 0 & 0 & 0 & 3 \\ 0 & 0 & 2 & 3 & 1 & 1 & 0 & -1 & 0 & 0 & 0 & 0 & 0 \\ 0 & 0 & 1 & 0 & 0 & 0 & 0 & 1 & 0 & 0 & 0 & 2 & 3 \\ 0 & 0 & 0 & 2 & 0 & 1 & 0 & 1 & 0 & 0 & 0 & 0 & 0 \\ 0 & 0 & 0 & 0 & 2 & 5 & -2 & -2 & 1 & -2 & -1 & 0 & 0 \\ 0 & 0 & 0 & 0 & 1 & -2 & 6 & 5 & -1 & 2 & 1 & 0 & 2 \\ 0 & 0 & 0 & 0 & 0 & 0 & 5 & 2 & 3 & 2 & 1 & 0 & 0 \\ 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 5 & 2 & 4 & 0\end{pmatrix}\notag\end{equation}$$