1: (5 11 15)

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

2: (7 16 14)

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

3: (4 8 6)

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

4: (0 5 12)

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