1: (1 3 12)

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

2: (2 20 5)

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

3: (1 3 12)

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

4: (0 13 11)

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