Data:K15a70821/HOMFLYPT Polynomial

[math]\displaystyle{ -z^{10} $Failed^{-1} -z^{10}+\text{QuantumGroups$\grave{ }$a}^2 z^8-2 z^8 $Failed^{-1} +2 z^8 $Failed^{-1} -4 z^8+3 \text{QuantumGroups$\grave{ }$a}^2 z^6+2 z^6 $Failed^{-1} +4 z^6 $Failed^{-1} -z^6 $Failed^{-1} -7 z^6+2 \text{QuantumGroups$\grave{ }$a}^2 z^4+7 z^4 $Failed^{-1} -z^4 $Failed^{-1} -6 z^4+5 z^2 $Failed^{-1} -z^2 $Failed^{-1} -2 z^2+ $Failed^{-1} + $Failed^{-1} - $Failed^{-1} }[/math]