[1,-2,0,0,2,0,0,0,0,-2,0,0,-1,2,0,0,0,0,0,0,0,2,0, 0,-1,0,0,0,-4,0,0,0,0,2,0,0,2,2,0,0,-2,0,0,0,0,0, 0,0,-2,0,0,0,0,0,0,0,0,0,0,0,-1,0,0,0,4,0,0,0,0, -2,0,0,0,2,0,0,0,0,0,0,0,-2,0]