1: (0 3 10)

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

2: (0 11 9)

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

3: (2 15 5)

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

4: (3 11 8)

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