1: (0 1 5)

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

2: (3 5 21)

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

3: (2 19 4)

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

4: (1 20 5)

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