1: (0 3 7)

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

2: (3 8 14)

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

3: (7 21 12)

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

4: (11 15 13)

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