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 A223470 Number of nX4 0..2 arrays with no more than floor(nX4/2) elements equal to at least one king-move neighbor, with new values introduced in row major 0..2 order 1
 10, 58, 522, 1341, 6708, 15374, 61477, 142610, 503050, 1229381, 4007618, 10383806, 32253501, 87752662, 265341502, 747479421, 2231002754, 6428099474, 19090887233, 55776955238, 165509837454, 487703210601, 1448557505782, 4291268460250 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 4 of A223473 LINKS R. H. Hardin, Table of n, a(n) for n = 1..83 EXAMPLE Some solutions for n=4 ..0..1..2..0....0..1..0..2....0..1..2..0....0..1..0..2....0..1..0..1 ..2..1..1..1....2..1..1..1....2..1..1..1....1..2..1..1....2..1..2..2 ..1..0..1..0....1..1..2..1....1..1..2..0....0..1..1..1....1..0..1..0 ..1..2..1..2....2..0..1..0....2..0..1..1....2..1..2..0....1..2..1..2 CROSSREFS Sequence in context: A321112 A126730 A126478 * A044148 A044529 A129330 Adjacent sequences:  A223467 A223468 A223469 * A223471 A223472 A223473 KEYWORD nonn AUTHOR R. H. Hardin Mar 20 2013 STATUS approved

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Last modified October 22 06:54 EDT 2019. Contains 328315 sequences. (Running on oeis4.)