1: (5 9 19)

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

2: (2 10 7)

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

3: (1 6 4)

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

4: (9 20 11)

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