Data:L11a336/HOMFLYPT Polynomial

$- z a 13 + 4 z 3 a 11 + 5 z a 11 -3 z 5 a 9 -6 z 3 a 9 -2 z a 9 + a 9 z -1 -3 z 5 a 7 -7 z 3 a 7 -5 z a 7 - a 7 z -1 - z 5 a 5 -2 z 3 a 5 - z a 5$