1: (7 9 11)

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

2: (0 3 9)

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

3: (8 16 10)

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

4: (1 20 4)

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