1: (2 7 11)

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

2: (1 8 3)

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

3: (2 7 11)

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

4: (6 12 9)

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