1: (0 1 2)

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

2: (1 4 7)

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

3: (3 10 5)

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

4: (2 21 7)

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