1: (1 5 17)

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

2: (0 14 2)

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

3: (10 19 16)

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

4: (1 20 3)

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