1: (1 12 16)

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

2: (6 20 13)

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

3: (0 19 5)

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

4: (3 12 18)

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