1: (0 1 8)

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

2: (8 12 18)

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

3: (6 14 10)

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

4: (12 19 16)

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