1234567890ET 1 2 3 4 6 7 8 ------------ ------------- 1326547890ET - - - - s (6 leads) 1624357890ET s - (8 leads) 1243657890ET s - (8 leads) 1425637890ET - - - - s (6 leads) 1342657890ET - - - - (7 leads) ------------ ------------- Repeat five times. 5040 rows ending in 1234567890ET Touch is true