1: (7 10 12)

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

2: (6 10 18)

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

3: (9 14 11)

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

4: (6 12 8)

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