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 A213416 Half the number of nX6 binary arrays with no 3X3 submatrix formed with any three rows and columns equal to J-I 0
 32, 2048, 114302, 5524088, 235950302, 9107867048, 323797652462, 10764286026008 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 6 of A213418 LINKS EXAMPLE Some solutions for n=4 ..1..0..0..1..1..0....0..0..0..0..1..0....1..0..1..1..1..0....1..0..1..1..1..0 ..1..0..1..1..1..1....1..1..1..1..0..1....1..0..0..0..1..0....0..1..1..1..0..0 ..1..1..0..1..0..0....0..1..0..1..0..0....0..1..1..0..0..1....1..0..1..1..1..1 ..1..1..1..1..1..1....1..1..0..0..1..0....0..0..0..1..0..0....0..0..1..1..0..0 CROSSREFS Sequence in context: A302008 A301782 A316806 * A317523 A299652 A300206 Adjacent sequences: A213413 A213414 A213415 * A213417 A213418 A213419 KEYWORD nonn AUTHOR R. H. Hardin and N. J. A. Sloane Jun 10 2012 STATUS approved

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Last modified February 9 04:00 EST 2023. Contains 360153 sequences. (Running on oeis4.)