1: (0 2 16)

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

2: (1 21 3)

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

3: (2 19 4)

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

4: (13 20 18)

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