1: (1 9 12)

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

2: (4 13 11)

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

3: (1 9 12)

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

4: (0 5 3)

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