1: (0 3 9)

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

2: (2 21 5)

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

3: (1 4 9)

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

4: (3 14 7)

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