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A184648 Number of (n+2)X5 0..3 arrays with each 3X3 subblock having a positive determinant 0
127914873, 40374310135, 11808364027889, 3298741433422598, 969942569866132207 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 3 of A184649

LINKS

Table of n, a(n) for n=1..5.

EXAMPLE

Some solutions for 4X5

..0..1..2..1..1....0..2..0..0..2....0..1..1..0..2....0..1..0..1..2

..0..0..1..2..2....0..0..1..1..0....0..0..1..1..3....0..0..1..2..2

..2..0..0..1..2....2..0..0..2..2....2..0..0..2..3....2..0..0..2..0

..0..1..1..0..0....0..1..0..0..2....0..1..0..1..3....0..1..0..1..1

CROSSREFS

Sequence in context: A115301 A256118 A036341 * A258262 A059092 A147715

Adjacent sequences:  A184645 A184646 A184647 * A184649 A184650 A184651

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 18 2011

STATUS

approved

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Last modified April 18 02:28 EDT 2021. Contains 343072 sequences. (Running on oeis4.)