1: (5 8 11)

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

2: (7 15 9)

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

3: (5 16 13)

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

4: (3 12 10)

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