Searching map area
Square triangular number
Y 95%
Integer that is both a perfect square and a triangular number
Join to rate
Join to rate
Wikipedia

In mathematics, a square triangular number (or triangular square number) is a number which is both a triangular number and a square number. There are infinitely many square triangular numbers; the first few are:

Instance of
type of integer
Subclass of
Triangular number
Square number
References
Wikidata