1: (2 7 10)

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

2: (5 11 9)

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

3: (2 15 6)

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

4: (0 8 4)

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