1: (0 1 16)

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

2: (6 16 20)

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

3: (1 19 14)

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

4: (12 17 15)

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