1: (0 9 16)

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

2: (6 17 15)

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

3: (4 14 16)

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

4: (2 8 5)

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