1: (0 1 2)

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

2: (1 6 19)

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

3: (4 20 18)

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

4: (3 11 5)

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