1: (2 7 10)

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

2: (6 15 8)

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

3: (3 11 9)

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

4: (2 13 4)

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