Difference between revisions of "2006 AIME A Problems/Problem 13"

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== Problem ==
 
== Problem ==
How many integers <math> N </math> less than 1000 can be written as the sum of <math> j </math> consecutive positive odd integers from exactly 5 values of <math> j\ge 1. </math>
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How many [[integer]]s <math> N </math> less than 1000 can be written as the sum of <math> j </math> consecutive [[positive integer | positive]] [[odd integer]]s for exactly 5 values of <math> j\ge 1 </math>?
  
 
== Solution ==
 
== Solution ==
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{{solution}}
  
 
== See also ==
 
== See also ==
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*[[2006 AIME II Problems/Problem 14 | Next problem]]
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*[[2006 AIME II Problems/Problem 12 | Previous problem]]
 
*[[2006 AIME II Problems]]
 
*[[2006 AIME II Problems]]
  
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[[Category:Intermediate Number Theory Problems]]
 
[[Category:Intermediate Combinatorics Problems]]
 
[[Category:Intermediate Combinatorics Problems]]

Revision as of 17:02, 12 October 2006

Problem

How many integers $N$ less than 1000 can be written as the sum of $j$ consecutive positive odd integers for exactly 5 values of $j\ge 1$?

Solution

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See also