1: (0 1 2)

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

2: (1 14 16)

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

3: (13 17 15)

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

4: (10 18 16)

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