1: (4 9 12)

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

2: (6 13 11)

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

3: (4 9 12)

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

4: (2 10 5)

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