1: (0 1 3)

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

2: (3 10 19)

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

3: (1 12 9)

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

4: (11 20 18)

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