1: (0 2 10)

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

2: (0 5 7)

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

3: (6 11 8)

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

4: (1 15 3)

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