Overview
What Is a Number Sequence Calculator?
This tool identifies the next terms in an arithmetic sequence (constant difference) based on your starting values.
Find patterns in arithmetic and geometric sequences.
This tool identifies the next terms in an arithmetic sequence (constant difference) based on your starting values.
Useful for algebra homework involving arithmetic and geometric sequences.
Input the sequence's starting value.
Input how much each term increases or decreases.
Input the number of terms you want to see.
The terms update automatically.
A sequence where each term differs from the previous by a constant amount, called the common difference.
nth term = First term + (n-1) × Common difference
Yes, this creates a decreasing sequence.
This tool is designed for arithmetic sequences - geometric sequences use multiplication by a common ratio instead.
Yes, using the nth term formula, though this calculator shows sequential terms directly.
No, calculations happen entirely in your browser.
Regular savings deposits, evenly spaced measurements, or countdown sequences are common examples.
Yes, negative starting values are fully supported.
You can generate as many terms as you specify, within reasonable practical limits.
Yes, completely free with no sign-up required.