### Formula

a

common difference

an

n-th term

am

m-th term

n

index of an

m

index of am

a

common difference

an

n-th term

am

m-th term

n

index of an

m

index of am

In mathematics, an arithmetic progression (AP) or arithmetic sequence is a sequence of numbers such that the difference of any two successive members of the sequence is a constant.

an

am

n

m

a

Precision

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