0 2 6 0 ) 9 July 8, 2019 16 32 64 128 0 2 6 0 )+ 9 0 3n 2 6 0 9n 1 2n 3 X 3 9 0 2 0 6 6 1 0 9 2 0 3 0 2 6 0 )- 9 2 6 * 0 95 0 9 0 6 x 2 x 1 1