1: (5 8 15)

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

2: (4 11 6)

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

3: (7 12 10)

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

4: (0 5 9)

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