1: (1 4 11)

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

2: (0 8 2)

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

3: (3 10 6)

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

4: (1 5 16)

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