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Number of (n+1) X (6+1) 0..2 arrays with no 2 X 2 subblock having its minimum diagonal element less than its minimum antidiagonal element.
1

%I #6 Mar 20 2022 23:24:58

%S 397432,97205912,23390844328,5613563039740,1352300043218971,

%T 326142987792877076,78620440534531081201,18945694596631112541666,

%U 4565599277131935430526375,1100371195485399703964310237

%N Number of (n+1) X (6+1) 0..2 arrays with no 2 X 2 subblock having its minimum diagonal element less than its minimum antidiagonal element.

%C Column 6 of A250927.

%H R. H. Hardin, <a href="/A250925/b250925.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

%Y Cf. A250927.

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 28 2014