nth Term of an Arithmetic Sequence

For example, in the arithmetic sequence 2, 5, 8, 11, 14, 17, … the first term is 2 and the common difference is 3 Therefore, the general formula for this

Arithmetic Sequences and Sums Sequence A Sequence is a set of things that are in order Sequence Each number in the sequence is called

arithmetic sequence Arithmetic Sequence See Arithmetic Progression · About MathWorld · MathWorld Classroom · Contribute · MathWorld Book · · 13,150 Entries · Last

arithmetic sequence Key Concepts A recursive formula for an arithmetic sequence with common difference d d is given by an=an−1+d,n≥2 a n = a n − 1 + d , n ≥ 2 An explicit