Data:10 142/Kauffman Polynomial

Failed to parse (syntax error): {\displaystyle z^8 a^{-8} +z^8 a^{-10} }+z^7 a^{-7} +2 z^7 a^{-9} +z^7 a^{-11} }+z^6 a^{-6} -5 z^6 a^{-8} -6 z^6 a^{-10} }-4 z^5 a^{-7} -9 z^5 a^{-9} -5 z^5 a^{-11} }-5 z^4 a^{-6} +9 z^4 a^{-8} +15 z^4 a^{-10} }+z^4 a^{-12} }+3 z^3 a^{-7} +12 z^3 a^{-9} +9 z^3 a^{-11} }+6 z^2 a^{-6} -10 z^2 a^{-8} -17 z^2 a^{-10} }-z^2 a^{-12} }-6 z a^{-9} -4 z a^{-11} }+2 z a^{-13} }- a^{-6} +4 a^{-8} +5 a^{-10} }+ a^{-12} }}