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**sathru****Member**- Registered: 2012-03-03
- Posts: 2

was playing an online game and came across this triangle..

numbers looked strange to me

1

4 7

8 12 13

5 6 14 9

2 3 10 11 15

any ideas how to crack this one? any patterns?

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**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 104,700

Hi sathru;

Welcome to the forum. What do they want? The next row? One particular number?

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.** **A number by itself is useful, but it is far more useful to know how accurate or certain that number is.**

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**sathru****Member**- Registered: 2012-03-03
- Posts: 2

bobbym wrote:

Hi sathru;

Welcome to the forum. What do they want? The next row? One particular number?

yes..next row or explain how the last row came from first 3

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