1: (0 2 5)

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

2: (3 5 10)

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

3: (4 21 7)

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

4: (1 8 6)

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