1: (0 1 5)

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

2: (3 5 18)

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

3: (2 7 4)

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

4: (1 10 5)

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