1: (0 1 5)

(0)(1 20 5 17 3)(2 14 10 6 4)(7 21 19)(8 18 16 12 9)(11 15 13)

2: (3 5 17)

(0)(1 20 5)(2 14 10 6 4)(3)(7 21 19)(8 18 16 12 9)(11 15 13)(17)

3: (2 14 4)

(0)(1 20 5)(2)(3)(4 10 6)(7 21 19)(8 18 16 12 9)(11 15 13)(14)(17)

4: (12 18 16)

(0)(1 20 5)(2)(3)(4 10 6)(7 21 19)(8 18 9)(11 15 13)(12)(14)(16)(17)