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A234064 Number of (n+2)X(4+2) 0..3 arrays with no increasing sequence of length 3 horizontally or diagonally downwards 1

%I #4 Dec 19 2013 06:35:23

%S 24576912260,61295636223137,151699488521954708,375374879187809108516,

%T 928769780045181953374609,2298004446356335095754321693,

%U 5685825332236187139418052355753,14068124971496552813730933815669231

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

%C Column 4 of A234068

%H R. H. Hardin, <a href="/A234064/b234064.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..1..1..1..3..1....0..0..0..0..3..3....0..0..1..1..1..0....0..0..0..1..1..1

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 19 2013

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Last modified March 28 14:38 EDT 2024. Contains 371254 sequences. (Running on oeis4.)