1: (0 1 3)

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

2: (1 7 11)

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

3: (6 16 8)

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

4: (3 20 11)

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