1: (0 1 6)

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

2: (6 9 19)

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

3: (8 20 10)

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

4: (1 19 7)

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