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A232153 Number of 5Xn 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally, diagonally or antidiagonally 1

%I #4 Nov 19 2013 08:31:08

%S 1,5487,1270511,177194147,28299613241,4807617578085,804701292885649,

%T 133859466962895155,22297760698861120411,3716720647389076142847,

%U 619441923623682650503365,103231307533114080430201701

%N Number of 5Xn 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally, diagonally or antidiagonally

%C Row 5 of A232149

%H R. H. Hardin, <a href="/A232153/b232153.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

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

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

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

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

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

%K nonn

%O 1,2

%A _R. H. Hardin_, Nov 19 2013

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Last modified June 8 09:36 EDT 2024. Contains 373217 sequences. (Running on oeis4.)