1: (0 7 11)

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

2: (5 12 8)

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

3: (4 20 11)

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

4: (6 12 9)

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