1: (0 1 3)

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

2: (3 6 18)

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

3: (1 13 4)

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

4: (12 19 15)

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