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Number of (4+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal maximum plus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally
1

%I #4 Jan 26 2015 17:49:52

%S 66144,939056,13994248,199474076,2761863976,36860297396,477924371968,

%T 6105668614320,77518575520072,981186258877148,12401336900041936,

%U 156645851234038180,1978087620743877776,24975559532167163600

%N Number of (4+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal maximum plus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally

%C Row 4 of A254189

%H R. H. Hardin, <a href="/A254192/b254192.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

%e ..0..1..0....1..1..0....1..1..1....1..1..0....1..0..1....1..1..0....0..0..0

%e ..0..0..0....0..1..1....0..0..0....0..0..0....0..1..1....1..0..1....1..0..1

%e ..1..1..1....0..0..1....1..1..1....0..1..1....0..1..0....0..0..1....1..1..1

%e ..0..0..1....1..1..1....1..0..1....1..1..0....1..1..1....1..1..1....1..0..0

%e ..1..1..1....0..0..0....1..0..1....0..1..0....1..1..1....1..1..1....1..1..0

%e ..0..1..1....1..1..1....1..1..1....1..0..1....1..1..1....0..1..1....1..0..0

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 26 2015