%I #4 Dec 31 2014 09:56:45

%S 3920448,2763096,5662124,27085902,139685535,954233428,4643086490,

%T 27322067530,163912344968,848291663906,4872009295964,30392607749668,

%U 151393708633722,895214647275986,5436737824552890,27492714672723338

%N Number of (n+1)X(7+1) 0..2 arrays with every 2X2 subblock diagonal maximum plus antidiagonal minimum unequal to its neighbors horizontally, vertically and ne+sw antidiagonally

%C Column 7 of A253407

%H R. H. Hardin, <a href="/A253406/b253406.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

%e ..0..0..0..1..2..0..0..1....0..0..0..0..2..2..1..2....0..0..0..2..2..0..2..2

%e ..2..2..0..2..1..1..1..1....0..2..0..1..2..1..2..2....1..1..0..2..1..0..0..0

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 31 2014