1: (3 8 9)

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

2: (3 7 20)

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

3: (1 10 4)

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

4: (3 9 5)

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