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A233617 Number of (n+2)X(7+2) 0..2 arrays with no increasing sequence of length 3 horizontally or diagonally downwards 1

%I #4 Dec 14 2013 06:56:51

%S 2555252447715,29320690351065445,333687213953551022545,

%T 3795208453266491188651365,43154380460437147553733185891,

%U 490686983642703696091848306482022,5579329268797957710001574591451050376

%N Number of (n+2)X(7+2) 0..2 arrays with no increasing sequence of length 3 horizontally or diagonally downwards

%C Column 7 of A233618

%H R. H. Hardin, <a href="/A233617/b233617.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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 14 2013

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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)