1: (3 5 6)

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

2: (6 11 14)

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

3: (9 15 12)

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

4: (5 14 7)

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