1: (6 11 15)

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

2: (5 12 7)

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

3: (6 11 15)

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

4: (9 16 13)

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