[ x^4 - x^3 - x^2 - 6*x - 17, \ x^4 - x^3 + 7*x^2 + 43*x + 47, \ x^4 - x^3 - 14*x^2 + 10*x - 61, \ x^4 - 15*x^2 + 361, \ x^4 - x^3 + 7*x^2 + 149*x + 259, \ x^4 - 2*x^3 + 81*x^2 + 132*x + 911, \ x^4 - x^3 - 311*x^2 - 911*x + 1001, \ x^4 - x^3 - 152*x^2 - 381*x + 8633 ]