1: (0 2 3)

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

2: (3 7 20)

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

3: (1 9 5)

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

4: (6 10 8)

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