[seqfan] Re: No isosceles triangles in a square grid, continued

Neil Sloane njasloane at gmail.com
Wed Apr 27 14:43:04 CEST 2016


No, the triangle must have nonzero area

Best regards
Neil

Neil J. A. Sloane, President, OEIS Foundation.
11 South Adelaide Avenue, Highland Park, NJ 08904, USA.
Also Visiting Scientist, Math. Dept., Rutgers University, Piscataway, NJ.
Phone: 732 828 6098; home page: http://NeilSloane.com
Email: njasloane at gmail.com


On Wed, Apr 27, 2016 at 8:41 AM, Ron Hardin <rhhardin at att.net> wrote:

> Question, do 3 consecutive 1's in a row count as an isosceles triangle?
> rhhardin at mindspring.com rhhardin at att.net (either)
>
>
>       From: Ron Hardin <rhhardin at att.net>
>  To: Sequence Fanatics Discussion list <seqfan at list.seqfan.eu>
>  Sent: Wednesday, April 27, 2016 8:12 AM
>  Subject: [seqfan] Re: No isosceles triangles in a square grid, continued
>
> Okay, good.  I should drop the "right triangle" constraint.
>
>
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> Seqfan Mailing list - http://list.seqfan.eu/
>


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