1: (0 2 12)

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

2: (1 18 3)

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

3: (9 20 17)

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

4: (3 13 11)

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