1: (0 4 11)

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

2: (3 14 6)

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

3: (5 12 7)

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

4: (11 16 13)

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