1: (0 2 16)

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

2: (5 16 21)

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

3: (3 19 8)

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

4: (4 9 6)

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