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Magic Square Generator

Generate magic squares of any size, check if squares are magic, and explore famous historical magic squares.

Odd numbers or multiples of 4 work best

Magic Constant: 15

Every row, column, and diagonal sums to this value

816
357
492

Magic Constant Formula

M = n(n² + 1) / 2

For 3×3: M = 3(9+1)/2 = 15 | For 4×4: M = 4(16+1)/2 = 34

What is a Magic Square?

A magic square is a grid of numbers where every row, column, and main diagonal adds up to the same total, called the magic constant.

The Magic Constant

For an n×n magic square using numbers 1 to n², the magic constant is:

M = n(n² + 1) / 2

Famous Magic Squares

Lo Shu Square

The oldest known magic square, from ancient China (~2800 BC). According to legend, it was revealed on the back of a turtle emerging from the Lo River.

Dürer's Square

Featured in Albrecht Dürer's 1514 engraving "Melencolia I". The bottom row contains 15-14, giving the year 1514.

Magic Squares in Puzzles

Magic squares appear in geocaching and puzzles for:

  • Finding missing numbers in incomplete squares
  • Using the magic constant as a coordinate component
  • Historical/mathematical themed puzzles
  • Verification of number sequences