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A184685 Number of (n+1)X9 binary arrays with every 2X2 subblock singular 1
11584, 867152, 37779664, 2107074576, 105530924944, 5556396815504, 286297979078416, 14901599172048528, 772255092178447120, 40103190379637623184, 2080745823672990984720, 108004153792892136250000 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 8 of A184686

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..200

EXAMPLE

Some solutions for 3X9

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

..0..0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..0..0

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

CROSSREFS

Sequence in context: A063434 A205982 A066055 * A203387 A218105 A226905

Adjacent sequences:  A184682 A184683 A184684 * A184686 A184687 A184688

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 19 2011

STATUS

approved

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Last modified January 25 14:14 EST 2022. Contains 350572 sequences. (Running on oeis4.)