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A186058 Number of (n+2)X6 binary arrays with each 3X3 subblock having a positive determinant 1
2328, 18376, 128303, 836891, 5877960, 40407070, 275207345, 1895454019, 13007169394, 89136850704, 612015399430, 4198884666511, 28801139319651, 197648603598770, 1355993974788845, 9302424752127932, 63831781852560836 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A186063

LINKS

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

EXAMPLE

Some solutions for 4X6

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

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

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

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

CROSSREFS

Sequence in context: A119735 A115933 A232107 * A309672 A238175 A203344

Adjacent sequences:  A186055 A186056 A186057 * A186059 A186060 A186061

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 11 2011

STATUS

approved

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Last modified May 21 19:42 EDT 2022. Contains 353929 sequences. (Running on oeis4.)