x^4 - x^3 - 13*x^2 + 20*x - 28 x^4 - x^3 - 8*x^2 - 10*x - 13 x^4 - x^3 - 42*x^2 + 120*x - 64 x^4 - 3*x^2 + 3025 x^4 - x^3 - 655*x^2 + 1839*x - 3559 x^4 - x^3 + 3009*x^2 - 12084*x + 1317968