1: (1 3 16)

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

2: (0 4 2)

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

3: (3 20 9)

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

4: (7 18 14)

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