947n17 847n1 747n 647n17 547n1
ke7n1 je7n ie7n17 he7n1 ge7n
vn6n un6n17 tn6n1 sn6n rn6n17
6w5n17 5w5n1 4w5n 3w5n17 2w5n1
h64n1 g64n f64n17 e64n1 d64n