1: (0 1 2)

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

2: (2 9 18)

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

3: (1 15 8)

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

4: (13 19 16)

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