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**chamywak****Member**- Registered: 2017-01-14
- Posts: 1

I am going out of my mind at solving the missing number (X) in this sequence!

If you can help me out would you mind telling me how you did it?

1, 13, 16, 61, X, 217

Please put my mind to rest and help me out! Thank you in advance!

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**bobbym****bumpkin**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 108,666

Hi chamywak;

The number they want next is

.Welcome to the forum.

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**** Always satisfy the Prime Directive of getting the right answer above all else.**

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