1: (0 5 8)

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

2: (6 15 18)

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

3: (14 20 16)

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

4: (13 21 18)

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