1: (4 8 13)

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

2: (6 14 12)

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

3: (4 8 13)

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

4: (5 10 7)

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