1: (1 8 9)

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

2: (4 10 8)

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

3: (0 5 3)

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

4: (4 11 9)

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