Characteristic polynomial
$$\begin{equation}\left(\lambda + 3\right)^{2} \left(\lambda + 4\right)^{4} \left(\lambda^{2} - 3 \lambda - 29\right)^{2} \left(\lambda^{7} + \lambda^{6} - 238 \lambda^{5} - 2454 \lambda^{4} - 7048 \lambda^{3} + 12237 \lambda^{2} + 86770 \lambda + 95191\right)\notag\end{equation}$$
Minimal polynomial
$$\begin{equation}\left(\lambda + 3\right)^{2} \left(\lambda + 4\right) \left(\lambda^{2} - 3 \lambda - 29\right) \left(\lambda^{7} + \lambda^{6} - 238 \lambda^{5} - 2454 \lambda^{4} - 7048 \lambda^{3} + 12237 \lambda^{2} + 86770 \lambda + 95191\right)\notag\end{equation}$$
Quantum multiplication matrix
$$\begin{equation}\begin{pmatrix}0 & 8 & 4 & 4 & 20 & 12 & 12 & 54 & 6 & 30 & 30 & 69 & 16 & 88 & 88 & 48 & 170 \\ 1 & -1 & 0 & 0 & 3 & 4 & 4 & 16 & 0 & 6 & 6 & 16 & 6 & 24 & 24 & 9 & 40 \\ 1 & 0 & -1 & 0 & 2 & 8 & 0 & 8 & 4 & 16 & 4 & 16 & 12 & 42 & 12 & 24 & 72 \\ 1 & 0 & 0 & -1 & 2 & 0 & 8 & 8 & 4 & 4 & 16 & 16 & 12 & 12 & 42 & 24 & 72 \\ 1 & 2 & 1 & 1 & 0 & 0 & 0 & 8 & 0 & 4 & 4 & 12 & 0 & 12 & 12 & 6 & 16 \\ 0 & 1 & 1 & 0 & 0 & -2 & 0 & 2 & 0 & 3 & 0 & 3 & 4 & 12 & 4 & 6 & 18 \\ 0 & 1 & 0 & 1 & 0 & 0 & -2 & 2 & 0 & 0 & 3 & 3 & 4 & 4 & 12 & 6 & 18 \\ 0 & 1 & 0 & 0 & 1 & 1 & 1 & -1 & 0 & 0 & 0 & 1 & 0 & 4 & 4 & 0 & 6 \\ 0 & 0 & 1 & 1 & 0 & 0 & 0 & 0 & -2 & 2 & 2 & 2 & 8 & 8 & 8 & 12 & 30 \\ 0 & 0 & 1 & 0 & 1 & 2 & 0 & 0 & 1 & -1 & 0 & 2 & 0 & 8 & 0 & 4 & 12 \\ 0 & 0 & 0 & 1 & 1 & 0 & 2 & 0 & 1 & 0 & -1 & 2 & 0 & 0 & 8 & 4 & 12 \\ 0 & 0 & 0 & 0 & 1 & 0 & 0 & 2 & 0 & 1 & 1 & -2 & 0 & 0 & 0 & 0 & 0 \\ 0 & 0 & 0 & 0 & 0 & 1 & 1 & -1 & 1 & -\frac{1}{2} & -\frac{1}{2} & -3 & -3 & 0 & 0 & 2 & 8 \\ 0 & 0 & 0 & 0 & 0 & 1 & 0 & 2 & 0 & \frac{3}{2} & 0 & 2 & 1 & 0 & 1 & \frac{1}{2} & 4 \\ 0 & 0 & 0 & 0 & 0 & 0 & 1 & 2 & 0 & 0 & \frac{3}{2} & 2 & 1 & 1 & 0 & \frac{1}{2} & 4 \\ 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 1 & 2 & 2 & 3 & 2 & 2 & 2 & 0 & 8 \\ 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 1 & 2 & 2 & \frac{3}{2} & 0\end{pmatrix}\notag\end{equation}$$