1: (0 9 11)

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

2: (8 12 10)

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

3: (7 19 11)

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

4: (1 20 17)

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