Data:L6a3/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^7 z^3+3 a^7 z+a^7 z^{-1} -a^5 z^5-5 a^5 z^3-6 a^5 z-a^5 z^{-1} }