56948789280domain: NAppears in sequencesSum of the entries of the first row of the matrix M^n, where M is the 4 X 4 matrix [[ -1, 3, -3, 1 ], [ 3, -6, 3, 0 ], [ -3, 0, 3, 0 ], [ 1, 4, 1, 0 ]].at n=14A123190