1: (1 5 10)

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

2: (10 15 18)

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

3: (0 6 4)

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

4: (5 18 7)

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