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A233708 Number of (3+2)X(n+2) 0..3 arrays with no increasing sequence of length 3 horizontally, vertically, diagonally downwards or antidiagonally downwards 1

%I #4 Dec 15 2013 05:16:31

%S 328460622,144297443044,64757179869158,29152990437729687,

%T 13079808646875768102,5867938966990837202105,

%U 2630652713300914070749816,1179428589564447574561739522,528706001126350539102897074076

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

%C Row 3 of A233705

%H R. H. Hardin, <a href="/A233708/b233708.txt">Table of n, a(n) for n = 1..34</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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 15 2013

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Last modified April 23 18:16 EDT 2024. Contains 371916 sequences. (Running on oeis4.)