1: (0 2 15)

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

2: (1 21 3)

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

3: (2 19 4)

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

4: (9 20 17)

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