Data:L11n62/HOMFLYPT Polynomial

$- z a 13 - a 13 z -1 + 2 z 3 a 11 + 3 z a 11 + a 11 z -1 + 3 z 3 a 9 + 6 z a 9 + 2 a 9 z -1 - z 7 a 7 -7 z 5 a 7 -14 z 3 a 7 -10 z a 7 -2 a 7 z -1$