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A184560 Number of (n+1)X6 0..2 arrays with no 2X2 subblock summing to less than 4 1
92429, 24057629, 5228522011, 1214657950233, 276510402290782, 63392707611948281, 14500045352224438869, 3319239109051464012589, 759618068036448896808407, 173856090342285473033998446 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A184564

LINKS

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

EXAMPLE

Some solutions for 3X6

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

..2..2..2..2..2..2....2..2..2..2..1..1....2..2..2..2..1..1....2..2..2..2..2..2

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

CROSSREFS

Sequence in context: A025042 A182657 A251069 * A225890 A183853 A128277

Adjacent sequences:  A184557 A184558 A184559 * A184561 A184562 A184563

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 17 2011

STATUS

approved

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Last modified March 24 19:41 EDT 2019. Contains 321448 sequences. (Running on oeis4.)