There should be the five 1em squares on the same line, with colors black, orange, blue, orange, black:

1 X 2

There should be the five 1em squares on the same line, with colors black, yellow, blue, yellow, black:

3 X 4

There should be the five 1em squares on the same line, with colors black, orange, blue, orange, black:

5 X 6

There should be the five 1em squares on the same line, with colors black, yellow, blue, yellow, black:

7 X 8