1: (0 1 3)

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

2: (1 3 15)

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

3: (3 15 18)

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

4: (14 19 17)

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