1: (0 3 7)

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

2: (2 19 4)

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

3: (1 20 17)

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

4: (3 16 5)

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