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{{ printedBook.courseTrack.name }} {{ printedBook.name }} For an arithmetic sequence, the difference between consecutive terms is constant. Meaning, the difference between the first and second term is the same as the difference between the second and the third term, and so forth. This difference is called the *common difference* and is usually denoted with $d.$ An example of an arithmetic sequence is the following.

Here, the common difference is $d=2.$