1: (1 6 10)

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

2: (5 13 7)

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

3: (9 14 11)

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

4: (3 12 10)

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