1: (0 1 5)

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

2: (4 7 10)

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

3: (6 11 8)

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

4: (5 19 10)

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