1: (0 2 9)

(0)(1 11 7 5 3)(2 17 14 12 9 20 4)(6 10 8)(13 16 15)(18 21 19)

2: (1 11 7)

(0)(1 5 3)(2 17 14 12 9 20 4)(6 10 8)(7)(11)(13 16 15)(18 21 19)

3: (6 10 8)

(0)(1 5 3)(2 17 14 12 9 20 4)(6)(7)(8)(10)(11)(13 16 15)(18 21 19)

4: (4 9 20)

(0)(1 5 3)(2 17 14 12 9)(4)(6)(7)(8)(10)(11)(13 16 15)(18 21 19)(20)