Data:L11a163/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^{13} \left(-z^3\right)-3 a^{13} z-a^{13} z^{-1} +3 a^{11} z^5+12 a^{11} z^3+12 a^{11} z+2 a^{11} z^{-1} -2 a^9 z^7-10 a^9 z^5-15 a^9 z^3-7 a^9 z-a^7 z^7-5 a^7 z^5-8 a^7 z^3-5 a^7 z-a^7 z^{-1} }