1: (0 3 17)

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

2: (1 20 4)

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

3: (12 21 19)

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

4: (4 18 16)

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