Row 1:
Vibrate Letter 1, 3 Times - Blot
Vibrate Letter 2, 3 Times - Blot
Until Letter 4
Row 2:
Vibrate Letter 1, 6 Times - Blot
Etc
The last item on the table as you can see, can only be found on row 1 end, because then it s substracted. The one before the last, is present on row 2 at the end. First item of the table is always first on the row, and so on