1: (1 8 12)

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

2: (4 13 11)

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

3: (1 8 12)

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

4: (6 20 9)

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