1: (3 6 20)

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

2: (0 7 5)

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

3: (2 9 4)

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

4: (1 17 6)

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