1: (0 2 4)

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

2: (2 4 7)

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

3: (3 16 5)

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

4: (4 7 21)

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