1: (5 9 11)

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

2: (3 10 7)

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

3: (5 9 11)

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

4: (4 15 6)

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