1: (0 2 3)

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

2: (3 17 19)

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

3: (14 21 18)

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

4: (1 20 5)

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