Data:10 126/HOMFLYPT Polynomial

[math]\displaystyle{ -z^4 a^6-4 z^2 a^6-4 a^6+z^6 a^4+6 z^4 a^4+12 z^2 a^4+7 a^4-z^4 a^2-3 z^2 a^2-2 a^2 }[/math]