1: (6 11 14)

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

2: (7 15 13)

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

3: (6 11 14)

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

4: (9 17 12)

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