1: (1 5 18)

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

2: (3 5 8)

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

3: (4 14 7)

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

4: (2 19 16)

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