1: (0 2 10)

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

2: (1 21 3)

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

3: (2 14 4)

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

4: (9 16 13)

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