1: (0 2 10)

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

2: (1 20 3)

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

3: (2 19 8)

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

4: (7 15 9)

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