1: (0 2 8)

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

2: (1 21 7)

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

3: (4 8 18)

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

4: (3 9 5)

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