1: (0 2 8)

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

2: (1 20 5)

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

3: (4 9 7)

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

4: (0 3 17)

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