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Number of (5+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal maximum plus antidiagonal minimum nondecreasing horizontally, vertically and ne-to-sw antidiagonally
1

%I #4 Jan 31 2015 10:09:22

%S 660480,21641920,640020096,20457240960,615887502592,18812857512320,

%T 566704583699968,17139805682909312,515235032546818816,

%U 15544467915423093120,467857407183835369472,14104143870551705257088

%N Number of (5+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal maximum plus antidiagonal minimum nondecreasing horizontally, vertically and ne-to-sw antidiagonally

%C Row 5 of A254491

%H R. H. Hardin, <a href="/A254495/b254495.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 31 2015