Data:K11a76/HOMFLYPT Polynomial

$z 8 -2 a 2 z 6 - z 6 a -2 + 5 z 6 + a 4 z 4 -7 a 2 z 4 -3 z 4 a -2 + 10 z 4 + 2 a 4 z 2 -8 a 2 z 2 -3 z 2 a -2 + 9 z 2 + a 4 -3 a 2 - a -2 + 4$