1: (1 4 12)

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

2: (0 6 2)

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

3: (3 10 5)

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

4: (4 20 11)

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