1: (0 1 8)

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

2: (1 9 17)

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

3: (5 19 10)

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

4: (6 18 16)

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