1: (0 1 8)

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

2: (3 8 20)

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

3: (1 10 4)

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

4: (6 14 9)

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