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A253817 Number of (n+2)X(5+2) 0..1 arrays with every 3X3 subblock diagonal sum minus antidiagonal median nondecreasing horizontally and vertically 1

%I #4 Jan 14 2015 07:03:34

%S 178752,651937,1826190,5585260,20991976,75927303,232090516,662686319,

%T 1748296756,4842751104,12819118826,35137451521,93169005104,

%U 260579685949,731227160620,2115537506119,6107563870184,17881439281554,52598171098978

%N Number of (n+2)X(5+2) 0..1 arrays with every 3X3 subblock diagonal sum minus antidiagonal median nondecreasing horizontally and vertically

%C Column 5 of A253820

%H R. H. Hardin, <a href="/A253817/b253817.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 14 2015

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Last modified August 11 14:00 EDT 2024. Contains 375069 sequences. (Running on oeis4.)