Knot[8, 13] -> {12545.453125, {68 + t^(-8) - 6/t^6 + 23/t^4 - 52/t^2 - 
    52*t^2 + 23*t^4 - 6*t^6 + t^8, 433 - t^(-16) + 14/t^14 - 98/t^12 + 
    410/t^10 - 1057/t^8 + 1647/t^6 - 1373/t^4 + 242/t^2 + 242*t^2 - 
    1373*t^4 + 1647*t^6 - 1057*t^8 + 410*t^10 - 98*t^12 + 14*t^14 - t^16}}
