Number Sequence Generator & Solver
Generate arithmetic or geometric sequences, perform exact fraction calculations, look up Nth terms, or solve for missing parameters.
Formula
a_n = a_1 + (n - 1) * d
Sequence Output (10 terms) · Sum = 100
Sequence Trend
Find Specific Term
a_
199
Arithmetic vs geometric sequences
An arithmetic sequence adds a fixed amount each term: 1, 3, 5, 7, … (difference = 2). A geometric sequence multiplies by a fixed ratio: 2, 6, 18, 54, … (ratio = 3).
Private & free — this tool runs entirely in your browser.
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