1: (6 10 20)

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

2: (1 10 9)

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

3: (0 7 5)

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

4: (4 12 8)

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