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 A181033 Number of nX(n+2) binary matrices with no initial bit string in any row or column divisible by 4 1
 1, 5, 41, 827, 36787, 3729091, 851302029, 439621976195, 512615852515459, 1350668111471923517, 8039144604242883698707, 108102244692016476122031505, 3283958267007000189206675439393, 225377046019121585326666765445484971 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Superdiagonal 2 of A181031 LINKS R. H. Hardin, Table of n, a(n) for n=1..22 EXAMPLE Some solutions for 4X6 ..1..1..1..1..1..1....1..1..1..1..1..1....1..1..1..1..1..1....1..1..1..1..1..1 ..1..0..1..0..1..0....1..0..1..0..1..0....1..0..1..0..1..0....1..0..1..0..1..0 ..1..1..0..1..0..1....1..1..0..1..0..1....1..1..0..1..0..1....1..1..0..1..0..1 ..1..0..1..0..1..0....1..0..1..0..1..1....1..0..1..1..1..0....1..0..1..1..1..1 CROSSREFS Sequence in context: A076131 A003719 A363884 * A189997 A342439 A197173 Adjacent sequences: A181030 A181031 A181032 * A181034 A181035 A181036 KEYWORD nonn AUTHOR R. H. Hardin Sep 30 2010 STATUS approved

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Last modified September 19 16:34 EDT 2024. Contains 376014 sequences. (Running on oeis4.)