[seqfan] Re: What does the G.f. mean in A138977 and A138978?

israel at math.ubc.ca israel at math.ubc.ca
Tue Sep 2 18:43:33 CEST 2014

On Sep 2 2014, Wayne VanWeerthuizen wrote:

> Also, I am thinking there should be a clarification added to those 
> sequences simply saying that the matrix values are allowed to be 
> negative.

If you say "integer values" rather than "nonnegative integer values",
negative values are allowed.


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