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A181244 Number of nX9 binary matrices with no 2X2 circuit having pattern 0101 in any orientation 1

%I

%S 512,102010,22512862,4914052362,1074033301458,234710735573170,

%T 51292751478532550,11209291140160525086,2449629600675855540670,

%U 535331352762077895206878,116988976006831708160421286

%N Number of nX9 binary matrices with no 2X2 circuit having pattern 0101 in any orientation

%C Column 9 of A181245

%H R. H. Hardin, <a href="/A181244/b181244.txt">Table of n, a(n) for n=1..200</a>

%K nonn

%O 1,1

%A _R. H. Hardin_ Oct 10 2010

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Last modified November 27 12:51 EST 2021. Contains 349394 sequences. (Running on oeis4.)