A251450 - OEIS

%I #4 Dec 02 2014 18:21:37

%S 985223,403222305,184506926190,85556587695052,39771181944389404,

%T 18495437790197129833,8602687112500228141685,

%U 4001407408282839128789885,1861222024227847494165869294,865732686486731790761149075818

%N Number of (n+1)X(7+1) 0..2 arrays with no 2X2 subblock having the minimum of its diagonal elements less than the absolute difference of its antidiagonal elements

%C Column 7 of A251451

%H R. H. Hardin, <a href="/A251450/b251450.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 02 2014