1: (2 4 10)

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

2: (0 6 3)

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

3: (2 4 10)

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

4: (5 12 7)

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