Definition:Square Number

Definition
Square numbers are those denumerating a collection of objects which can be arranged in the form of a square.

They can be denoted:
 * $S_1, S_2, S_3, \ldots$

Also known as
A square number is often referred to as a square.

For emphasis, a square number is sometimes referred to as a perfect square, but this could cause confusion with the concept of perfect number, so its use is discouraged.

Also see

 * Equivalence of Definitions of Square Number


 * Odd Number Theorem for a well-known recurrence relation defining the square numbers.


 * Definition:Polygonal Number