1: (0 2 14)

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

2: (1 19 5)

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

3: (2 17 7)

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

4: (13 18 16)

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