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A222398 Number of nX4 0..2 arrays with exactly floor(nX4/2) elements unequal to at least one king-move neighbor, with new values introduced in row major 0..2 order 1

%I

%S 3,9,35,162,717,8803,55761,648643,4706538,56003424,406023424,

%T 4784210119,35733523091,409997141918,3135766366849,35275686696609,

%U 275409726982013,3040622473638517,24210569242226366,262678073944123860

%N Number of nX4 0..2 arrays with exactly floor(nX4/2) elements unequal to at least one king-move neighbor, with new values introduced in row major 0..2 order

%C Column 4 of A222402

%H R. H. Hardin, <a href="/A222398/b222398.txt">Table of n, a(n) for n = 1..131</a>

%e Some solutions for n=4

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 18 2013

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Last modified October 23 17:37 EDT 2021. Contains 348215 sequences. (Running on oeis4.)