{{1, 0, 0, -1/3, 0, 1, -2, -5/6, 0, 0, 0, -1/3, 5/3, 1/6, 0, 0, -1/3}, 
 {0, 1, 2/3, 0, -1, 0, 1, 0, -5/6, -1/3, 1/3, 0, -11/6, 0, 1/6, 1/6, 1/2}}
