1: (6 9 12)

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

2: (2 9 13)

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

3: (5 14 11)

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

4: (0 7 4)

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