Data:L11a127/HOMFLYPT Polynomial

$a 9 z -1 -4 z a 7 -3 a 7 z -1 + 6 z 3 a 5 + 9 z a 5 + 4 a 5 z -1 -3 z 5 a 3 -7 z 3 a 3 -8 z a 3 -2 a 3 z -1 - z 5 a + z 3 a + z a + z 3 a -1$