1: (3 9 12)

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

2: (7 13 10)

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

3: (4 15 12)

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

4: (0 8 6)

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