1: (0 1 7)

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

2: (8 17 21)

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

3: (2 18 16)

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

4: (7 21 15)

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