1: (0 5 9)

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

2: (7 9 19)

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

3: (6 11 8)

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

4: (5 18 9)

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