]{}@[ ]{} c | c | ]{} ${\ensuremath{\mathcal{S}}}$ & Asymptotics & ${\ensuremath{\mathcal{S}}}$ & Asymptotics\
&&&\

\(O) at (0,0); (N) at (0,1); (NE) at (1,1); (E) at (1,0); (SE) at (1,-1); (S) at (0,-1); (SW) at (-1,-1);(W) at (-1,0); (NW) at (-1,1); (B1) at (1.2,1.2); (B2) at (-1.2,-1.2);

(B1) –++(0,-2.4); (B1) –++ (-2.4,0); (B2) –++(0,2.4); (B2) –++ (2.4,0);

& $\displaystyle \frac{4}{\pi\sqrt{1 \cdot 1}} \cdot n^{-1} \cdot 4^n = \frac4\pi \cdot \frac{4^n}n$ &

\(O) at (0,0); (N) at (0,1); (NE) at (1,1); (E) at (1,0); (SE) at (1,-1); (S) at (0,-1); (SW) at (-1,-1);(W) at (-1,0); (NW) at (-1,1); (B1) at (1.2,1.2); (B2) at (-1.2,-1.2);

(B1) –++(0,-2.4); (B1) –++ (-2.4,0); (B2) –++(0,2.4); (B2) –++ (2.4,0);

& $\displaystyle \frac{4}{\pi\sqrt{2 \cdot 2}} \cdot n^{-1} \cdot 4^n = \frac2\pi \cdot \frac{4^n}n$\

\(O) at (0,0); (N) at (0,1); (NE) at (1,1); (E) at (1,0); (SE) at (1,-1); (S) at (0,-1); (SW) at (-1,-1);(W) at (-1,0); (NW) at (-1,1); (B1) at (1.2,1.2); (B2) at (-1.2,-1.2);

(B1) –++(0,-2.4); (B1) –++ (-2.4,0); (B2) –++(0,2.4); (B2) –++ (2.4,0);

& $\displaystyle \frac{6}{\pi\sqrt{3 \cdot 2}} \cdot n^{-1} \cdot 6^n = \frac{\sqrt{6}}\pi \cdot \frac{6^n}n$ &

\(O) at (0,0); (N) at (0,1); (NE) at (1,1); (E) at (1,0); (SE) at (1,-1); (S) at (0,-1); 