1: (0 7 19)

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

2: (5 20 15)

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

3: (4 10 6)

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

4: (13 21 19)

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