1: (0 4 10)

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

2: (3 17 6)

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

3: (2 19 21)

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

4: (1 20 17)

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