1: (0 5 19)

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

2: (2 20 18)

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

3: (1 9 4)

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

4: (7 19 10)

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