Its stations carry the letter N followed by a number.

In the lower half, a letter "N" with an horizontal line reserved for the award serial number.

A two is represented by the letter N because of its two vertical lines.

The letter Ñ is included in the alphabet used for the serial letters.

In the other cases the nasality will be represented by the letter "n".

The letter N was written on one side of the paper.

A man with a circle that has the letter N on it.

In the following examples, the letter "n" stands for the number, or numbers in the answer set.

The national roads are marked with a letter N and a number.

The letter "N" fitted in the center of the third word, first line.