1: (5 10 16)

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

2: (2 13 9)

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

3: (4 16 8)

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

4: (12 17 15)

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