1: (0 3 4)

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

2: (1 5 8)

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

3: (2 21 7)

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

4: (1 6 4)

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