1: (0 3 7)

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

2: (5 7 17)

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

3: (4 10 6)

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

4: (3 12 7)

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