1: (0 4 7)

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

2: (2 14 6)

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

3: (0 5 3)

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

4: (1 19 7)

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