Data:L11a388/HOMFLYPT Polynomial

Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle -a^{14} z^{-2} +3 a^{12} z^{-2} +4 a^{12}-6 a^{10} z^2-2 a^{10} z^{-2} -7 a^{10}+3 a^8 z^4+3 a^8 z^2-a^8 z^{-2} -a^8+3 a^6 z^4+5 a^6 z^2+a^6 z^{-2} +4 a^6+a^4 z^4+a^4 z^2}