Data related to no-3-in-line problem

Ed Pegg Jr edp at wolfram.com
Thu May 12 16:16:06 CEST 2005


Some pictures of large solutions are at
http://www.maa.org/editorial/mathgames/mathgames_04_11_05.html

Flammenkamp's record for n=52, found by computer, has now stood
for nine years.  That's a long time for a computer search to be
a record setter.

Ed Pegg Jr

David Wilson wrote:
> Also, note that on
> http://wwwhomes.uni-bielefeld.de/achim/no3in/readme.html
> in the section "Corrections to published Data", there are corrections to 
> the "o" column in
> http://wwwhomes.uni-bielefeld.de/achim/no3in/table_old.txt.
> These corrections would affect A047840 
> <http://www.research.att.com/projects/OEIS?Anum=A047840> and A037187 
> <http://www.research.att.com/projects/OEIS?Anum=A037187>.  A047840, if 
> extended, should incorporate the correction.  A037187 already includes 
> the corrected value.






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