1: (0 2 16)

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

2: (1 21 3)

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

3: (2 19 4)

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

4: (9 20 18)

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