Knot[9, 10] -> {11578.71875, {468 + 40/t^8 - 152/t^6 + 298/t^4 - 420/t^2 - 
    420*t^2 + 298*t^4 - 152*t^6 + 40*t^8, 237464 + 496/t^16 - 3680/t^14 + 
    13704/t^12 - 34792/t^10 + 69151/t^8 - 116396/t^6 + 171083/t^4 - 
    218294/t^2 - 218294*t^2 + 171083*t^4 - 116396*t^6 + 69151*t^8 - 
    34792*t^10 + 13704*t^12 - 3680*t^14 + 496*t^16}}
