8 n 1

8 n 18 n 18 n 18 n 18 n 18 n 1
8 n 18 n 18 n 18 n 18 n 18 n 1
8 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 18 n 1