1: (0 2 5)

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

2: (1 6 3)

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

3: (2 17 19)

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

4: (16 20 18)

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