1: (0 5 13)

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

2: (1 20 9)

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

3: (8 17 10)

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

4: (11 18 16)

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