1: (3 8 9)

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

2: (6 12 8)

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

3: (2 11 4)

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

4: (0 7 5)

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