英語 での Triangular number の使用例とその 日本語 への翻訳
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Is the 4th triangular number.
It is the tenth of November and 10 is the fourth triangular number.
The first triangular number is 1.
A formula for the sum of the triangular numbers?
The 11th triangular number is 66.
The number 153 is the 17th triangular number.
Is the largest triangular number that is a repdigit.
This kind of number is called a Triangular number.
Is the 63-rd triangular number and also the 32-nd hexagonal number. .
So 2016 is the 63rd triangular number.
A triangular number or triangle number counts the objects that form an equilateral triangle.
It is the 13th triangular number.
Triangular number, only number known to appear eight times in Pascal's triangle; no number is known to appear more than eight times other than 1.(see Singmaster's conjecture).
Is the 64-th triangular number.
Every nth pentagonal number is one-third of the 3n-1 th triangular number.
Hence 153 is the triangular number of 17.
How it is used: In this task you will learn about triangular numbers.
The problem is: Find the first triangular number with more than 500 divisors.
Sum of Natural numbers(I) It was probably Pythagoras of Samos(circa 569-475 BC) who discovered that the sum of any number of successiveterms of the series of natural number is a triangular number ref.
Is the largest repdigit triangular number.
Output: A fragment of the Triangular numbers as a list of integers(sorted in ascending order) or an empty list.
ALL hexagonal numbers are triangular numbers.
The infinite sequence of triangular numbers diverges to+∞, so by definition, the infinite series 1+ 2+ 3+ 4+⋯ also diverges to+∞.
Every Hexagonal number is a triangular number.
Adding consecutive triangular number makes a square, or Tn-1+ Tn= n2.
It has been shown already that two consecutive triangular numbers makes a square number. .
The problem is: Find the first triangular number with more than 500 divisors.
Sum of Natural numbers(II)Another way to look at this is done by rearranging triangular numbers in a"staircase" fashion and think in terms of"oblong" number. .
But the numbers in the next diagonal are called the triangular numbers because if you take that many dots, you can stack them into equilateral triangles.
Every integer(whole number) is either a triangular number or a sum of 2 or 3 triangular numbers. .