1: (1 3 11)

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

2: (0 5 2)

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

3: (3 16 7)

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

4: (6 12 9)

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