1: (0 4 18)

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

2: (2 19 17)

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

3: (1 20 18)

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

4: (0 15 19)

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