R1: 64 1-0, 64 0-1
R2: 32 2-0, 64 1-1, 32 0-2
R3: 16 3-0, 48 2-1, 48 1-2, 16 0-3
R4: 8 4-0, 32 3-1, 48 2-2, 32 1-3, 8 0-4
R5: 4 5-0, 20 4-1, 40 3-2, 40 2-3, 20 1-4, 4 0-5
R6: 2 6-0, 12 5-1, 30 4-2, 40 3-3, 30 2-4, 12 1-5, 2 0-6
R7: 1 7-0, 7 6-1, 21 5-2, 35 4-3, 35 3-4, 21 2-5...