1: (1 5 13)

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

2: (4 15 6)

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

3: (1 5 13)

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

4: (0 7 3)

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