1: (0 5 7)

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

2: (4 8 6)

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

3: (3 10 7)

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

4: (2 15 9)

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