$S_8$
$${\rm LOG}\left(S_8\right)=\frac{1}{2}\pi
\left[\begin{array}{rrrrrrrr}
\bullet & \bullet & \bullet & \bullet & \bullet & \bullet & \bullet & \bullet\\
\bullet & \bullet & 2 & 2 & 2 & 1 & 3 & \bullet \\
\bullet & 1 & 1 & 3 & \bullet & 2 & 2 & 3 \\
\bullet & 1 & 3 & 1 & 2 & 3 & 1 & 3 \\
\bullet & 2 & 3 & 1 & \bullet & 1 & 3 & 2 \\
\bullet & 2 & 1 & 3 & 2 & \bullet & \bullet & 2 \\
\bullet & 3 & 2 & 2 & \bullet & 3 & 1 & 1 \\
\bullet & 3 & \bullet & \bullet & 2 & 2 & 2 & 1
\end{array}\right]$$