1: (0 1 4)

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

2: (1 6 8)

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

3: (5 11 7)

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

4: (4 21 8)

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