1: (0 2 16)

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

2: (1 20 7)

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

3: (0 4 18)

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

4: (3 8 6)

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