x^4 - x^3 + x^2 - x + 1 x^4 - x^3 - x^2 + 5*x - 5 x^4 - 2*x^3 - x^2 + 2*x - 19 x^4 - 2*x^3 + x + 15 x^4 + 27*x^2 + 256 x^4 - x^3 - 7*x^2 + 11*x + 3 x^4 - 5*x^2 + 80 x^4 - x^3 - 74*x^2 + 74*x + 1051