A202590 - OEIS

A202590

Number of (n+2)X9 binary arrays avoiding patterns 001 and 100 in rows, columns and nw-to-se diagonals

91973, 1386452, 27083790, 566343697, 12400597403, 275004435207, 6144729246998, 137635270784745, 3087150644245306, 69283106341839681, 1555349201448113111, 34921029839515722754, 784108832239014921176, 17606785214938940800223

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OFFSET

1,1

COMMENTS

Column 7 of A202591

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..123

EXAMPLE

Some solutions for n=1

..0..1..1..1..1..0..1..0..1....0..1..1..1..1..1..1..0..1

..1..0..1..1..1..0..1..1..0....0..1..0..1..0..1..1..1..1

..1..1..0..1..1..0..1..0..1....0..1..1..1..1..1..0..1..1

CROSSREFS

Sequence in context: A205940 A204881 A330159 * A116097 A116122 A116134

Adjacent sequences: A202587 A202588 A202589 * A202591 A202592 A202593

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 21 2011

STATUS

approved