1: (4 10 19)

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

2: (4 12 16)

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

3: (7 20 18)

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

4: (6 11 8)

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