Level 1: 1/
Level 2: 2/
Level 3: 2/1/
Level 4: 3/2/
Level 5: 3/3/1/
Level 6: 3/3/2/
Level 7: 3/3/2/1/
Level 8: 3/3/3/2/
Level 9: 4/4/3/2/1/
Level 10: 4/4/3/3/2/
Level 11: 5/4/4/3/2/1/
Level 12: 6/5/5/3/2/2/
Level 13: 6/6/6/4/2/2
Level 14: 6/6/6/5/3/2/1/
Level 15: 6/6/6/6/4/2/1/
Level 16: 7/7/7/6/4/3/1/
Level 17: 7/7/7/7/5/3/2/
Level 18: 8/8/8/8/6/4/2/
Level 19: 9/9/8/8/6/4/2/
Level 20: 9/9/8/8/7/5/2/