1: (7 10 12)

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

2: (5 11 9)

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

3: (6 16 8)

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

4: (2 12 15)

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