1: (4 11 18)

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

2: (9 19 17)

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

3: (6 12 10)

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

4: (16 20 18)

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