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A234050 Number of (n+2)X(4+2) 0..2 arrays with no increasing sequence of length 3 horizontally, diagonally downwards or antidiagonally downwards 1

%I

%S 184027176,85374621482,38905863275507,17672707197951102,

%T 8017777319771821874,3636391897634898425333,1649085097879626563496451,

%U 747831053631737716025965201,339125389454370260726135382272

%N Number of (n+2)X(4+2) 0..2 arrays with no increasing sequence of length 3 horizontally, diagonally downwards or antidiagonally downwards

%C Column 4 of A234054

%H R. H. Hardin, <a href="/A234050/b234050.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 19 2013

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Last modified October 21 08:49 EDT 2020. Contains 337911 sequences. (Running on oeis4.)