1: (0 2 19)

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

2: (1 21 17)

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

3: (15 20 18)

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

4: (0 2 19)

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