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A253799 Number of (n+2)X(6+2) 0..1 arrays with every 3X3 subblock diagonal maximum plus antidiagonal median nondecreasing horizontally and vertically 1

%I #4 Jan 13 2015 21:25:56

%S 1303600,45394736,1701188284,55154148308,1622625002976,46476504760232,

%T 1288757443440100,35074566276872372,949471276270042604,

%U 25626697087393456828,690530152336698102320,18597722979073639234864

%N Number of (n+2)X(6+2) 0..1 arrays with every 3X3 subblock diagonal maximum plus antidiagonal median nondecreasing horizontally and vertically

%C Column 6 of A253801

%H R. H. Hardin, <a href="/A253799/b253799.txt">Table of n, a(n) for n = 1..103</a>

%e Some solutions for n=1

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 13 2015

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Last modified March 28 16:28 EDT 2024. Contains 371254 sequences. (Running on oeis4.)