1: (1 5 14)

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

2: (0 7 3)

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

3: (1 5 14)

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

4: (4 10 6)

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