1: (0 1 3)

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

2: (1 4 18)

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

3: (2 20 16)

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

4: (15 19 17)

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