1: (1 4 7)

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

2: (2 12 6)

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

3: (1 4 7)

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

4: (5 18 8)

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