1: (6 9 17)

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

2: (2 10 8)

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

3: (4 17 16)

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

4: (0 5 3)

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