7 x2 18 1

7 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 1
7 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 1
7 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 17 x2 18 1