1: (0 1 5)

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

2: (5 8 19)

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

3: (2 10 6)

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

4: (7 13 9)

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