1: (0 3 14)

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

2: (2 19 5)

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

3: (9 20 18)

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

4: (3 15 6)

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