1: (0 3 5)

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

2: (5 14 20)

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

3: (4 16 8)

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

4: (13 17 15)

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