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The triangular numbers are the

Triangular numbers can be represented with equilateral triangles formed by dots. The first five triangular numbers are 1, 3, 6,
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Triangular numbers can be represented with equilateral triangles formed by dots. The first five triangular numbers are 1, 3, 6,
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Mark read that the ancient Greeks use to arrange pebbles to represent numbers. He used square on a grid instead of pebbles to
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A triangular number is a number that can be represented by dots arranged in a triangular shape as shown below. The first four
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The triangular numbers are the numbers 1, 3, 6, 10, 15, . . .; the square numbers are the numbers1, 4, 9, 16, 25, . . . The
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The triangular numbers are the numbers 1, 3, 6, 10, 15, . . .; the square numbers are the numbers1, 4, 9, 16, 25, . . . The
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A triangular number is a number that can be represented by dots arranged in a triangular shape. The first four triangular
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smallest of two triangular numbers whose sum and difference are also triangular numbersMy guess would be 15. 21 - 15 = 6 and 15
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The smaller of two triangular numbers whose sum and difference are also triangular numbers?
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What is the first common number among:palindromic numbers, Triangular numbers and Fibonacci numbers?
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