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The nth triangular number is 0.5*n*(n+1)

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Q: Formula of triangular numbers
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Related questions

What is the formula for triangular numbers?

The Nth triangular number is calculated by: N(N + 1) -------- 2 Hope this is useful!


What is the formula of a triangular prism?

What is the formula for a triangular prism


What numbers are their in a triangular numbers?

None. There is nobody to whom triangular numbers belong.


What is the triangular number of 30?

Triangular numbers can be calculated by using the following formula (n * (n+1) ) / 2 so for 30 the answer is (30*31)/2 = 465


What is the 1000th triangular number?

The formula for the nth triangular number is Tn = n(n+1)/2. To find the 1000th triangular number, we substitute n = 1000 into the formula: T1000 = 1000(1000+1)/2 = 1000(1001)/2 = 500500. Therefore, the 1000th triangular number is 500500.


What are the first 5 triangular numbers?

Triangle numbers or triangular numbers are those numbers that can form an equilateral triangle when counting the objects. The first five triangular numbers are: 1, 3, 6, 10, 15.


Formula for volume of triangular?

It depends on triangular what: pyramid, dipyramid, prism, ...


What two triangular numbers make sixteen?

6 and 10 are triangular numbers that make 16.


Is 3.1 a triangular number?

Nope Triangular numbers are 1,3,6,10,15,21,28,36


What triangular numbers are square numbers?

1,36,1225,41616,1413721


The smaller of two triangular numbers whose sum and difference are also triangular numbers?

the answer is of course 12


How do you convert even number to a triangular number?

You cannot convert even numbers to triangular numbers! There is no such relationship.