1: (5 8 20)

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

2: (3 15 5)

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

3: (4 12 6)

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

4: (1 10 7)

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