1: (3 8 9)

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

2: (6 11 8)

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

3: (2 10 4)

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

4: (0 7 5)

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