1: (0 1 2)

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

2: (1 4 17)

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

3: (3 20 5)

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

4: (2 21 17)

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