1: (0 5 10)

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

2: (4 21 6)

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

3: (5 16 8)

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

4: (7 11 9)

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