1: (3 6 13)

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

2: (2 9 4)

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

3: (6 15 11)

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

4: (0 7 5)

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