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Number of (n+2)X(5+2) 0..3 arrays with no increasing sequence of length 3 horizontally, diagonally downwards or antidiagonally downwards
1

%I #4 Dec 21 2013 00:43:52

%S 912384722164,5875742825524762,35676891850512281788,

%T 214903291989324082303441,1286734207588344615149154276,

%U 7695045645779026942159590387139,45987403741470720640842430846026576

%N Number of (n+2)X(5+2) 0..3 arrays with no increasing sequence of length 3 horizontally, diagonally downwards or antidiagonally downwards

%C Column 5 of A234196

%H R. H. Hardin, <a href="/A234195/b234195.txt">Table of n, a(n) for n = 1..11</a>

%e Some solutions for n=1

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

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

%e ..3..2..1..3..1..3..0....2..1..2..0..0..1..0....0..1..1..3..1..1..1

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 21 2013