1: (0 6 19)

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

2: (2 20 18)

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

3: (1 14 5)

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

4: (3 7 19)

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