x^4 - x^3 - 6*x^2 + x + 1 x^4 - x^3 + 4*x^2 - 20*x + 23 x^4 - 23*x^2 + 9 x^4 - x^3 - 125*x^2 + x + 3452 x^4 - x^3 + 120*x^2 - 368*x + 835 x^4 - x^3 + 62*x^2 + 154*x + 8433 x^4 - x^3 + 62*x^2 - 832*x + 7447