[ x^4 - x^3 + 4*x^2 - 20*x + 23, \ x^4 + 7*x^2 - 3*x + 8, \ x^4 - x^3 - 42*x^2 + 120*x - 64, \ x^4 - 71*x^2 + 441, \ x^4 - x^3 + 816*x^2 - 2456*x + 25195, \ x^4 - x^3 - 833*x^2 + 3284*x + 88528, \ x^4 - x^3 + 410*x^2 + 20686*x + 239157, \ x^4 - x^3 + 410*x^2 + 7578*x + 357129 ]