1: (6 8 12)

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

2: (7 15 10)

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

3: (6 8 12)

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

4: (2 13 11)

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