1: (2 9 12)

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

2: (6 13 11)

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

3: (8 15 10)

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

4: (7 17 12)

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