1: (0 3 10)

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

2: (2 21 7)

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

3: (3 20 8)

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

4: (5 11 9)

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