Prime numbers are sometimes called math’s “atoms” because they can be divided by only themselves and 1. For two millennia, ...

Catalan numbers, a distinguished sequence in combinatorial mathematics, consistently emerge in a wide range of counting problems—from enumerating binary trees and Dyck paths to counting possible ...

Some of the most satisfying number puzzles require little mathematical know-how. In fact, cracking the one below calls for thinking that is quite nonmathematical. I don’t know where or when I first ...

The seemingly random digits known as prime numbers are not nearly as scattershot as previously thought. A new analysis by Princeton University researchers has uncovered patterns in primes that are ...

A brain teaser is a type of puzzle or riddle designed to challenge your thinking and problem-solving skills. It often requires creative, logical, or lateral thinking rather than academic knowledge.