[seqfan] Re: polyominoes on square lattice by symmetry

Joerg Arndt arndt at jjj.de
Mon Feb 2 19:18:21 CET 2015


Will do all of this (incl. other message) myself,
but may well be in several weeks from now.

Best regards,  jj

* Joerg Arndt <arndt at jjj.de> [Feb 01. 2015 12:03]:
> About
>   P. Leroux, E. Rassart, A. Robitaille,
>   <a href="http://dx.doi.org/10.1006/aama.1998.0601">
>   Enumeration of Symmetry Classes of Convex Polyominoes in the Square Lattice</a>
>   Advances in Applied Mathematics, vol.21, no.3, pp.343-380, (October-1998).
> 
> Could someone check which sequences given on
> p.377 are missing in the OEIS?
> 
> At least 1,1,2,7,17,50,131,363,924,2380 is missing.
> 
> When entering the seqs please spell out the symmetry type
> (I cannot do this, that's why am asking on the list).
> 
> Best,  jj
> 
> 
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> 
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