Data:L11n264/HOMFLYPT Polynomial

[math]\displaystyle{ a^8 z^{-2} +z^4 a^6+z^2 a^6-2 a^6 z^{-2} -3 a^6-z^6 a^4-3 z^4 a^4+a^4 z^{-2} +3 a^4+z^4 a^2+2 z^2 a^2 }[/math]