1: (2 9 11)

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

2: (6 12 10)

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

3: (0 7 3)

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

4: (2 15 8)

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