1: (3 6 18)

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

2: (2 10 4)

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

3: (5 20 7)

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

4: (6 19 8)

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