1: (0 2 7)

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

2: (4 7 20)

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

3: (3 8 5)

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

4: (2 11 7)

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