1: (0 1 3)

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

2: (1 7 19)

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

3: (3 21 10)

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

4: (5 18 8)

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