[seqfan] Re: Rook path generates A006189 Number of paths on square lattice?

Richard Mathar mathar at strw.leidenuniv.nl
Fri Oct 29 12:36:40 CEST 2010

Addendum to http://list.seqfan.eu/pipermail/seqfan/2010-October/006327.html :

There is a vary similar sequence 12,38,125,414,1369,4522,14934,... in
Table 2 (column n=4) of http://www.geekwriter.com/ugrad/cs202/doc/rook.doc
which counts self-avoiding rook paths on stripes. The rook starts
in one corner and finishes in the opposite corner. A007764 is mentioned
in that report.

I have no access to the paper or articles in Ars combinatoria in general;
the abstract of the original paper is in


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