Data:L11a124/HOMFLYPT Polynomial

[math]\displaystyle{ -a^{11} z^{-1} +3 z a^9+2 a^9 z^{-1} -3 z^3 a^7-2 z a^7+z^5 a^5-z^3 a^5-2 z a^5-a^5 z^{-1} +z^5 a^3-z a^3-z^3 a }[/math]