1: (3 7 16)

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

2: (2 11 4)

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

3: (9 16 13)

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

4: (10 14 12)

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