Characteristic polynomial
$$\begin{equation}\lambda \left(\lambda + 1\right) \left(\lambda^{6} + 22 \lambda^{5} + 235 \lambda^{4} + 1444 \lambda^{3} + 5407 \lambda^{2} + 10274 \lambda + 6381\right) \left(\lambda^{6} - 10 \lambda^{5} - 21 \lambda^{4} - 116 \lambda^{3} - 121 \lambda^{2} - 6 \lambda - 43\right)\notag\end{equation}$$
Minimal polynomial
$$\begin{equation}\lambda \left(\lambda + 1\right) \left(\lambda^{6} + 22 \lambda^{5} + 235 \lambda^{4} + 1444 \lambda^{3} + 5407 \lambda^{2} + 10274 \lambda + 6381\right) \left(\lambda^{6} - 10 \lambda^{5} - 21 \lambda^{4} - 116 \lambda^{3} - 121 \lambda^{2} - 6 \lambda - 43\right)\notag\end{equation}$$
Quantum multiplication matrix
$$\begin{equation}\begin{pmatrix}0 & 2 & 6 & 4 & 18 & 18 & 6 & 18 & 18 & 15 & 48 & 56 & 28 & 60 \\ 1 & -1 & 1 & 0 & 4 & 4 & 0 & 8 & 8 & 6 & 12 & 12 & 9 & 12 \\ 1 & 1 & -1 & 1 & 0 & 2 & 0 & 2 & 4 & 2 & 24 & 30 & 12 & 12 \\ 1 & 1 & 1 & -1 & 6 & 0 & 4 & 4 & 4 & 2 & 6 & 0 & 12 & 24 \\ 0 & 1 & 1 & 0 & -2 & 1 & 0 & 0 & 0 & 1 & 2 & 4 & 0 & 9 \\ 0 & 1 & 0 & 1 & 1 & -2 & 0 & 1 & 2 & -1 & 2 & 0 & 4 & 0 \\ 0 & 1 & 0 & 0 & 1 & 0 & -1 & 0 & 0 & 0 & 8 & 8 & 6 & 0 \\ 0 & 0 & 1 & 1 & 1 & 1 & 0 & -2 & -2 & -2 & -2 & 0 & -4 & 0 \\ 0 & 0 & 1 & 0 & 1 & 0 & 1 & 1 & 0 & 2 & 2 & 0 & 4 & 9 \\ 0 & 0 & 0 & 1 & 0 & 1 & 0 & 1 & 2 & 0 & 6 & 8 & 2 & 0 \\ 0 & 0 & 0 & 0 & 5 & 5 & 8 & -18 & -24 & -8 & -18 & -18 & -10 & 18 \\ 0 & 0 & 0 & 0 & -1 & -2 & -4 & \frac{25}{2} & 17 & 5 & \frac{23}{2} & 11 & 7 & -9 \\ 0 & 0 & 0 & 0 & -2 & -1 & -4 & 10 & 12 & 6 & 9 & 10 & 4 & -6 \\ 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 3 & \frac{10}{3} & 2 & 0\end{pmatrix}\notag\end{equation}$$