1: (0 2 19)

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

2: (1 20 17)

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

3: (0 2 19)

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

4: (14 21 18)

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