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Next number in series? 83,121,16,49,169,256,?

(2 votes, average: 2.50 out of 5)

March 21, 2014 by puzzler 2 Comments

Number Puzzle #80

What is the next number in below series?

83,121,16,49,169,256,?

number puzzle #80, next number in series ?

number puzzle #80, next number in series ?

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Click here to See Answer with explanationHide
Answer is 169
How?
Logic is > Square of the sum of the previous number
thus 2+5+6 = 13
ad 13^2 = 169
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Comments

  1. fivebee says

    March 4, 2015 at 1:58 am

    they’re trimmed down to 81, 81, 81, 81, 81, 81…

    Reply
  2. fivebee says

    March 22, 2014 at 4:37 am

    169 because the sum of the previous number is squared

    Reply

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