1: (4 8 11)

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

2: (11 12 20)

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

3: (3 9 7)

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

4: (8 20 10)

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