1: (0 1 2)

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

2: (2 7 11)

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

3: (5 12 8)

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

4: (1 11 4)

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