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Number of (4+1)X(n+1) 0..2 arrays with no element equal to a strict majority of its horizontal, diagonal and antidiagonal neighbors, with values 0..2 introduced in row major order
1

%I #4 Nov 08 2013 21:30:20

%S 1617,221445,34099824,5203044823,811353885448,125876025896444,

%T 19554586025933205,3037479673157123589,471854862731482999906,

%U 73300037772908376296760,11386807913185698630539497

%N Number of (4+1)X(n+1) 0..2 arrays with no element equal to a strict majority of its horizontal, diagonal and antidiagonal neighbors, with values 0..2 introduced in row major order

%C Row 4 of A231419

%H R. H. Hardin, <a href="/A231423/b231423.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 08 2013

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Last modified September 20 09:57 EDT 2024. Contains 376068 sequences. (Running on oeis4.)