x^10 - x^9 + x^8 - x^7 + x^6 - x^5 + x^4 - x^3 + x^2 - x + 1
x^10 - 3*x^9 - 26*x^8 + 68*x^7 + 210*x^6 - 464*x^5 - 526*x^4 + 987*x^3 + 166*x^2 - 389*x + 43
x^10 - x^9 + 45*x^8 - 45*x^7 + 749*x^6 - 749*x^5 + 5677*x^4 - 5677*x^3 + 19757*x^2 - 19757*x + 31021