Numbers and algebra

Arithmetic sequence

A sequence in which consecutive terms differ by the same constant amount.

Common notation aₙ = a₁ + (n−1)d

In one sentence

What does Arithmetic sequence mean?

A sequence in which consecutive terms differ by the same constant amount.

How it is written

aₙ = a₁ + (n−1)d

A compact example

3, 7, 11, 15 has common difference d = 4.

Other names and search terms

arithmetic progression.

Clear answers

Questions about Arithmetic sequence

What does Arithmetic sequence mean in mathematics?

A sequence in which consecutive terms differ by the same constant amount.

How is Arithmetic sequence written?

A common notation is aₙ = a₁ + (n−1)d.

What is an example of Arithmetic sequence?

3, 7, 11, 15 has common difference d = 4.