Geometric progression or sequence, is a sequence of numbers where each term after the first is found by multiplying the previous one by a fixed non-zero number called the common ratio. For example, the series 2, 6, 18, 54, ... is a geometric progression with common ratio 3.

Calculate geometric Sequence of a series of numbers easily.

Geometric progression or sequence, is a sequence of numbers where each term after the first is found by multiplying the previous one by a fixed non-zero number called the common ratio. For example, the series 2, 6, 18, 54, ... is a geometric progression with common ratio 3.

Calculate geometric Sequence of a series of numbers easily.

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a - first term in the series, n - last term in the series, r - common difference.