1: (0 2 3)

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

2: (3 6 12)

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

3: (5 18 7)

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

4: (2 12 4)

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