1: (3 4 7)

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

2: (4 8 12)

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

3: (6 16 10)

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

4: (0 9 5)

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