[ x^4 - x^3 + 4*x^2 - 20*x + 23, \ x^4 - x^3 + 8*x^2 - 42*x + 117, \ x^4 - 45*x^2 + 64, \ x^4 - x^3 + 439*x^2 - 1325*x + 7853, \ x^4 - x^3 + 435*x^2 - 1323*x + 30861, \ x^4 - x^3 - 663*x^2 - 7850*x - 23612, \ x^4 - x^3 - 663*x^2 - 2543*x + 8230 ]