Data:10 55/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^{12}-3 z^2 a^{10}-3 a^{10}+2 z^4 a^8+3 z^2 a^8+a^8+2 z^4 a^6+3 z^2 a^6+a^6+z^4 a^4+2 z^2 a^4+a^4}