1: (0 3 10)

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

2: (1 18 6)

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

3: (3 12 16)

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

4: (11 17 13)

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