1: (4 7 9)

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

2: (6 11 8)

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

3: (5 13 9)

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

4: (1 12 10)

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