1: (0 2 3)

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

2: (2 12 19)

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

3: (8 20 18)

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

4: (7 21 19)

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