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A253868 Number of (n+2)X(5+2) 0..1 arrays with every 3X3 subblock diagonal maximum minus antidiagonal minimum nondecreasing horizontally, vertically and ne-to-sw antidiagonally 1

%I #4 Jan 17 2015 09:43:42

%S 679936,22201600,677982208,20975776000,633276761856,19275379654400,

%T 580087707480832,17553685478957824,528547039227200256,

%U 15950860925148349184,480352914441114813184,14480337964228891902720

%N Number of (n+2)X(5+2) 0..1 arrays with every 3X3 subblock diagonal maximum minus antidiagonal minimum nondecreasing horizontally, vertically and ne-to-sw antidiagonally

%C Column 5 of A253871

%H R. H. Hardin, <a href="/A253868/b253868.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 17 2015

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)