Geometric Sequence Calculator
Find the nth term and sum of a geometric sequence.
Result
Results are estimates for general information only and are not professional advice.
Geometric sequences
In a geometric sequence each term is multiplied by a fixed ratio r. The nth term is a₁ × r^(n−1) and the sum of the first n terms is a₁ × (rⁿ − 1) ÷ (r − 1). This calculator computes both.
Frequently Asked Questions
What is the Geometric Sequence Calculator?
Find the nth term and sum of a geometric sequence. It runs instantly in your browser and is completely free.
Is the Geometric Sequence Calculator free and does it require signup?
Yes. Every calculator on Calculatis is 100% free with no registration, and the values you enter are never stored.
How accurate is the Geometric Sequence Calculator?
It uses standard, widely-accepted formulas. Results are reliable estimates for general use and are not a substitute for professional advice.