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Complete the series (Posted on 2003-02-10) Difficulty: 3 of 5
There is a logical pattern to the following series of numbers. What are the next three numbers in the series?

15 21 25 27 33 35 39 ...

See The Solution Submitted by Gautam    
Rating: 3.2000 (5 votes)

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re: my answer | Comment 5 of 11 |
(In reply to my answer by craig)

oops made a mistake it 45, 43, 57

its a sequence in which you look at the difference between the term 2 terms before it and then if its an odd term you subtract 2 from that difference and add that or if its a even term you add 2 to the difference of the term before it and add that number to the term 2 terms before it.
  Posted by craig on 2003-02-10 13:13:34

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