1: (0 1 6)

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

2: (3 6 18)

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

3: (2 7 4)

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

4: (1 12 6)

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