1: (3 10 20)

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

2: (2 15 5)

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

3: (4 13 9)

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

4: (1 6 10)

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