Characteristic polynomial
$$\begin{equation}\left(\lambda + 1\right) \left(\lambda + 2\right)^{5} \left(\lambda^{3} + 2 \lambda^{2} + 19 \lambda + 29\right)^{2} \left(\lambda^{6} + 3 \lambda^{5} - 69 \lambda^{4} - 681 \lambda^{3} - 2536 \lambda^{2} + 2097 \lambda + 31151\right)\notag\end{equation}$$
Minimal polynomial
$$\begin{equation}\left(\lambda + 1\right) \left(\lambda + 2\right) \left(\lambda^{3} + 2 \lambda^{2} + 19 \lambda + 29\right) \left(\lambda^{6} + 3 \lambda^{5} - 69 \lambda^{4} - 681 \lambda^{3} - 2536 \lambda^{2} + 2097 \lambda + 31151\right)\notag\end{equation}$$
Quantum multiplication matrix
$$\begin{equation}\begin{pmatrix}0 & 0 & 2 & 2 & 4 & 3 & 3 & 6 & 6 & 9 & 6 & 9 & 6 & 16 & 16 & 8 & 24 & 30 \\ 1 & -1 & 0 & 0 & 0 & 2 & 2 & 4 & 0 & 2 & 2 & 2 & 2 & 6 & 6 & 3 & 9 & 16 \\ 1 & 1 & -1 & 0 & 1 & -2 & 0 & 0 & 2 & 2 & -2 & 4 & 2 & 3 & 3 & 0 & 3 & 0 \\ 1 & 1 & 0 & -1 & 1 & 0 & -2 & 0 & 2 & 4 & 2 & 2 & -2 & 3 & 6 & 3 & 3 & 0 \\ 1 & 0 & 1 & 1 & -1 & 2 & 2 & 0 & 0 & 0 & 2 & 0 & 2 & 0 & 0 & 0 & 6 & 16 \\ 0 & 1 & 1 & 0 & 0 & -2 & 0 & 1 & 0 & 0 & -1 & 0 & 0 & 2 & 2 & 0 & 2 & 0 \\ 0 & 1 & 0 & 1 & 0 & 0 & -2 & 1 & 0 & 0 & 0 & 0 & -1 & 2 & 4 & 2 & 2 & 0 \\ 0 & 1 & 0 & 0 & 1 & 1 & 1 & -2 & 0 & 0 & 1 & 0 & 1 & 0 & 0 & 0 & 0 & 6 \\ 0 & 0 & 1 & 1 & -1 & 1 & 1 & 0 & -2 & 0 & -1 & 0 & -1 & -4 & -2 & -2 & 0 & 0 \\ 0 & 0 & 1 & 0 & 2 & 0 & 0 & 1 & 1 & -1 & 0 & 1 & 1 & 2 & 0 & 0 & 0 & 0 \\ 0 & 0 & 1 & 0 & 0 & 1 & 0 & 0 & 0 & 1 & 0 & 0 & 0 & 0 & 0 & 0 & 4 & 6 \\ 0 & 0 & 0 & 1 & 2 & 0 & 0 & 1 & 1 & 1 & 1 & -1 & 0 & 2 & 2 & 2 & 0 & 0 \\ 0 & 0 & 0 & 1 & 0 & 0 & 1 & 0 & 0 & 0 & 0 & 1 & 0 & 0 & 0 & 0 & 4 & 6 \\ 0 & 0 & 0 & 0 & 0 & 1 & 3 & 1 & 2 & 0 & 0 & 2 & 3 & -1 & 1 & 0 & 1 & 4 \\ 0 & 0 & 0 & 0 & 0 & 1 & 1 & 4 & -1 & \frac{1}{2} & -1 & \frac{1}{2} & -1 & 1 & -\frac{3}{2} & \frac{1}{2} & -1 & 0 \\ 0 & 0 & 0 & 0 & 0 & 1 & -3 & -4 & 1 & \frac{3}{2} & 4 & -\frac{5}{2} & -2 & -1 & \frac{1}{2} & -\frac{3}{2} & 1 & 0 \\ 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 2 & \frac{5}{2} & 1 & \frac{5}{2} & 1 & 1 & \frac{3}{2} & \frac{1}{2} & 0 & 0 \\ 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 0 & 2 & \frac{5}{2} & 1 & \frac{5}{2} & 0\end{pmatrix}\notag\end{equation}$$