1: (4 10 15)

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

2: (7 16 13)

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

3: (3 8 6)

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

4: (0 4 12)

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