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Isosceles from Regular (Posted on 2012-01-20) Difficulty: 3 of 5
Which regular polygons can be dissected into isosceles triangles by non-intersecting diagonals?

See The Solution Submitted by Jer    
Rating: 5.0000 (1 votes)

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re(3): Equilateral triangle are certainly isosceles. Comment 13 of 13 |
(In reply to re(2): Equilateral triangle are certainly isosceles. by Jer)

Wow! Didn't notice that!

I just put in the first 15 or so numbers and found A173786, which is what I was describing.  How interesting that these two sequences are essentially identical.  In fact, when I think about it, the fact seems perfectly simple.

I had a lot of fun on this one! Thanks Jer!

  Posted by Dustin on 2012-01-22 01:34:29
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