[ x^4 - x^3 - 13*x^2 - 12*x - 5, \ x^4 - x^3 - 10*x^2 + 27*x + 47, \ x^4 - x^3 + 19*x^2 + 121*x + 635, \ x^4 - 63*x^2 + 1849, \ x^4 - x^3 - 875*x^2 - 2561*x + 115961, \ x^4 - x^3 - 428*x^2 + 2356*x + 22985 ]