%I #4 Oct 10 2012 04:10:24
%S 1,18,2180,2200776,20355006224,1801272981919008,
%T 1560858753560238398528,13428038397958481723104394368,
%U 1157111379933346772804754279450353920,1004777133003025735713513459537724394989392384
%N Number of dimer arrangements on (2n-1) X (2n-1) square with exactly one monomer.
%D Y. Kong, Packing dimers on (2p+1) X (2q+1) lattices, Phys. Rev. E 73 (2006) 016106
%Y Cf. A004003.
%K nonn
%O 1,2
%A _Steven Finch_, Apr 03 2008