1: (11 16 18)

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

2: (1 9 18)

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

3: (4 19 17)

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

4: (0 6 2)

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