1: (0 8 16)

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

2: (7 17 9)

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

3: (3 19 16)

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

4: (1 20 5)

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