1: (0 8 10)

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

2: (7 11 9)

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

3: (6 19 10)

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

4: (3 21 17)

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