1: (3 9 15)

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

2: (8 17 14)

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

3: (0 15 5)

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

4: (2 20 4)

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