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A250954 Number of (n+1)X(6+1) 0..1 arrays with no 2X2 subblock having its maximum diagonal element less than its minimum antidiagonal element 1

%I

%S 10864,941192,81431944,7045780240,609622239024,52746349035592,

%T 4563772381621072,394871276236514256,34165447249322574280,

%U 2956096975721586686992,255770377182374037886152

%N Number of (n+1)X(6+1) 0..1 arrays with no 2X2 subblock having its maximum diagonal element less than its minimum antidiagonal element

%C Column 6 of A250956

%H R. H. Hardin, <a href="/A250954/b250954.txt">Table of n, a(n) for n = 1..210</a>

%F Empirical: a(n) = 103*a(n-1) -1452*a(n-2) +1999*a(n-3) +25412*a(n-4) -90159*a(n-5) +84285*a(n-6) +261*a(n-7) -20412*a(n-8) +4212*a(n-9)

%e Some solutions for n=1

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 28 2014

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Last modified May 18 02:30 EDT 2022. Contains 353779 sequences. (Running on oeis4.)