1: (0 1 5)

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

2: (3 5 15)

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

3: (4 18 6)

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

4: (14 21 17)

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