I have a polynomial $p(x)=(x_1-x_2)(x_1-x_3)(x_1-x_4)(x_2-x_3)(x_2-x_4)(x_3-x_4)^{18}(x_1^2+x_2^2+x_3^2+x_4^2)^2.$
I want to know the coefficient of x111x82x53x24 by sagemath.
I am not familar with sagemath. What should i do for this question ?
Thanks!