1: (7 10 19)

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

2: (4 11 9)

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

3: (7 10 19)

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

4: (8 20 18)

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