Data:L10a81/HOMFLYPT Polynomial

$za^{9}+a^{9}z^{-1}-3z^{3}a^{7}-5za^{7}-2a^{7}z^{-1}+2z^{5}a^{5}+5z^{3}a^{5}+5za^{5}+2a^{5}z^{-1}+z^{5}a^{3}-3za^{3}-a^{3}z^{-1}-z^{3}a-za$