1: (1 4 11)

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

2: (3 19 6)

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

3: (1 5 16)

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

4: (0 8 2)

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