1: (1 7 11)

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

2: (0 9 3)

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

3: (8 12 10)

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

4: (1 15 5)

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