1: (0 4 11)

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

2: (4 17 19)

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

3: (15 20 18)

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

4: (11 21 19)

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