[seqfan] Re: Tatami

Richard J. Mathar mathar at mpia-hd.mpg.de
Mon Mar 21 16:42:48 CET 2016

In response to http://list.seqfan.eu/pipermail/seqfan/2016-February/016160.html
I submitted sequence A270668 that counts dimer coverings for odd widths
and heights of the "floors" where the central square remains uncovered.
The "tatami" constraint is ignored in that sequence. The counts are
from a brute force tree-type of construction.


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