1: (3 7 16)

(0 4 2)(1 21 19)(3 13 11 16 5)(6 18 14 12 10 9 8)(7)(15 20 17)

2: (6 18 14)

(0 4 2)(1 21 19)(3 13 11 16 5)(6 12 10 9 8)(7)(14)(15 20 17)(18)

3: (15 20 17)

(0 4 2)(1 21 19)(3 13 11 16 5)(6 12 10 9 8)(7)(14)(15)(17)(18)(20)

4: (5 11 16)

(0 4 2)(1 21 19)(3 13 11)(5)(6 12 10 9 8)(7)(14)(15)(16)(17)(18)(20)