Triangular Numbers

In mathematics, a sum of a sequence of terms is called a series, so a triangular number is a series of integers. Combining with the previous result we have shown that a series of integers equals an alternating series of

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Mathematics is the study of numbers, shapes, and patterns. It is used in everyday life, from counting to calculating taxes, and its applications are endless.

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In mathematics, an equation is a statement that two things are equal.

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Maths in a minute: Triangular numbers

The triangular number sequence is the representation of the numbers in the form of equilateral triangle arranged in a series or sequence.
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Triangular number

In modern terminology, any (ordered) infinite sequence of terms (that is, numbers, functions, or anything that can be added) defines a series, which is the operation of adding the ai one after

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