1: (0 2 15)

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

2: (5 15 20)

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

3: (3 18 9)

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

4: (4 14 6)

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