1: (2 9 11)

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

2: (7 12 10)

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

3: (6 14 11)

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

4: (0 8 5)

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