Pascal’s Triangle Generator

Math Tools

Print any number of rows of Pascal’s triangle

FreePrivateInstant
Number of rows
Full guide, 4 min readPascal's triangle: patterns, coin flips and the numbers behind combinationsRead the story behind this tool →
Embed this tool on your websiteFree
  1. Choose how tall the frame should be.
  2. Press Copy code.
  3. Paste it into your page, blog, WordPress or Notion HTML block.
Height
Live previewAll embeddable tools

The tool runs inside your visitor's browser, nothing is uploaded, and a small "Powered by ToolCloak" line stays under it. The second line (script) is optional: it makes the frame fit the tool's height.

Similar tools you may like

Fibonacci Sequence GeneratorFirst n Fibonacci numbers, exact values
Prime Number Generator (List Primes)List all primes between two numbers
Triangle Calculator (3 Sides)Area, angles and type from three sides
Binomial Probability CalculatorChance of exactly, at most or at least k successes
Complex Number CalculatorAdd, subtract, multiply or divide complex numbers
HTML Table GeneratorMake table HTML with rows and columns

History

All history →

Pascal’s Triangle Generator — at a glance

Print Pascal’s triangle for any number of rows.

You choose
6
Generate Triangle
Result
1
1 1
1 2 1

How to use it — step by step

The number of rows (1 to 40).

1

Choose the options

Pick the mode and settings you need. Results update when you run the tool again.

2

Press Generate Triangle

The result is made instantly inside your browser.

3

Copy the result

Use the Copy button, or send it to another tool.

Pro tips

Small things that make the result better.

✦Each number is the sum of the two above it.
✦Row n gives the coefficients of (a+b)ⁿ.
✦Row sums are powers of 2.

Quick facts

Freeno signup
Privateruns in your browser
Instantresult in a second
No limituse it as often as you like

Frequently Asked Questions

Where is Pascal’s triangle used?+

In expanding binomials, counting combinations and probability.

How many rows can I make?+

Up to 40, which keeps the numbers readable.

Is my data safe?+

Yes. Everything runs inside your own browser. Your text, files and images are never uploaded to any server.

Is this tool really free?+

Yes — completely free, no signup, no watermark and no usage limit.

More Free Tools

Guides you might like

All guides →
Dice Roller & Coin FlipTwo dice and a coin: why seven wins, and why a streak proves nothing
Fibonacci Sequence GeneratorThe Fibonacci sequence: from rabbits to the golden ratio, and why slow code loves it
Pythagorean Theorem CalculatorPythagorean theorem: the 3-4-5 trick, ladders, TV sizes and how to check a right angle
Confidence Interval Calculator (Mean)Confidence intervals explained: what 95% really means and how sample size shrinks it