1: (1 4 15)

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

2: (4 7 13)

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

3: (3 9 5)

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

4: (0 14 11)

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