1: (2 8 12)

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

2: (7 19 9)

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

3: (2 8 12)

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

4: (1 15 4)

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