1: (0 1 3)

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

2: (1 5 7)

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

3: (4 10 6)

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

4: (3 20 7)

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