1: (3 7 18)

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

2: (4 20 8)

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

3: (1 19 17)

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

4: (3 15 5)

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