1.

5-7-4-9-6-4-3

2.

7-4-9-6-4-3-5

3.

4-9-6-4-3-5-7

4.

9-6-4-3-5-7-4

5.

6-4-3-5-7-4-9

6.

4-3-5-7-4-9-6

7.

3-5-7-4-9-6-4