Pascal's Triangle Explorer

To build the triangle, start with "1" at the top.

Every number below it is created by adding the two numbers directly above it together! If there is a blank space above a number, treat it as a zero.

1. The Sierpinski Triangle: Click "Highlight Odds". Notice how the odd numbers form a perfectly repeating geometric fractal!

2. Powers of 2: If you add up all the numbers in a single horizontal row, the sum is always a power of 2 (1, 2, 4, 8, 16...).