Enter triangular number statement


How does the Triangular Number Calculator work?
Free Triangular Number Calculator - This calculator determines the nth triangular number. Generates composite numbers.
This calculator has 1 input.

What 1 formula is used for the Triangular Number Calculator?

Tn = n(n + 1)/2

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What 4 concepts are covered in the Triangular Number Calculator?
a fact or a rule written with mathematical symbols. A concise way of expressing information symbolically.
an arithmetical value, expressed by a word, symbol, or figure, representing a particular quantity and used in counting and making calculations and for showing order in a series or for identification. A quantity or amount.
a flat geometric figure that has three sides and three angles
triangular number
Example calculations for the Triangular Number Calculator