1: (0 3 17)

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

2: (2 18 9)

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

3: (1 21 17)

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

4: (8 20 16)

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