Data:8 20/Khovanov Rozansky Polynomial

[math]\displaystyle{ \left(\frac{{q} {t}+1}{1-t}\right) ({q} {s} {t}+q^{2} s^{{-1}} {t}+{s} t^{{-1}}+q^{2} s^{{-{2}}}+2 {q} s^{{-1}} t^{{-1}}+q^{2} s^{{-{3}}} t^{{-1}}+s^{{-1}} t^{{-{3}}}+{q} s^{{-{3}}} t^{{-{3}}}) }[/math]