1: (4 6 11)

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

2: (5 12 10)

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

3: (3 8 11)

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

4: (7 15 9)

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