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A254802 Number of (n+2)X(6+2) 0..1 arrays with every 3X3 subblock diagonal sum minus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally 1

%I #4 Feb 08 2015 09:17:01

%S 618856,1351487,3598070,11202222,36042356,96309005,238103801,

%T 525494884,1506994147,4139903099,11764995474,31290573704,88480288728,

%U 253051501122,727283120714,2089269652552,5949174391537,17124088568470,49150997914813

%N Number of (n+2)X(6+2) 0..1 arrays with every 3X3 subblock diagonal sum minus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally

%C Column 6 of A254804

%H R. H. Hardin, <a href="/A254802/b254802.txt">Table of n, a(n) for n = 1..149</a>

%e Some solutions for n=1

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 08 2015

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)