1: (1 5 10)

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

2: (4 14 6)

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

3: (9 21 11)

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

4: (3 12 10)

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