1: (0 4 7)

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

2: (2 8 6)

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

3: (0 5 3)

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

4: (1 12 3)

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