1: (0 1 3)

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

2: (1 5 7)

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

3: (4 12 6)

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

4: (2 21 8)

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