1: (2 9 19)

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

2: (5 20 18)

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

3: (2 9 19)

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

4: (1 7 4)

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