-1 + T^2 - 6*t^2*T^2 - 96*t^4*T^2 + 4096*t^6*T^2 + 81*t^4*T^4 - 4698*t^6*T^4 +
 20736*t^8*T^4 + 2187*t^8*T^6 + 34992*t^10*T^6 + 19683*t^12*T^8
