20 Feb
2013
20 Feb
'13
8:44 p.m.
Forgive me for doubting (especially with that URL), but it looks like that's just one coloring and its 4! permutations. Charles Greathouse Analyst/Programmer Case Western Reserve University On Wed, Feb 20, 2013 at 10:03 PM, John Aspinall <j@jkmfamily.org> wrote:
On 02/19/2013 06:36 PM, David Wilson wrote:
So just how many 4-colorings of the U.S. map are there?
http://fakeisthenewreal.org/**19trillion/<http://fakeisthenewreal.org/19trillion/>
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