Data:10 154/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 z^6 a^{-6} +6 z^4 a^{-6} +9 z^2 a^{-6} -2 z^2 a^{-8} -2 z^2 a^{-10} +4 a^{-6} -2 a^{-8} -2 a^{-10} + a^{-12} }