1: (1 3 16)

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

2: (0 5 2)

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

3: (3 18 8)

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

4: (4 12 6)

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