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A234057 Number of (3+2) X (n+2) 0..2 arrays with no increasing sequence of length 3 horizontally, diagonally downwards or antidiagonally downwards. 1
9780884, 1539009351, 244179417600, 38905863275507, 6195468706439527, 986298836184525375, 156985597510757236203, 24986619253233455304754, 3976912137839155800033872, 632971207522246345463957145 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 3 of A234054.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=1:

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

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

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

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

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

CROSSREFS

Sequence in context: A017338 A017458 A017590 * A214014 A072867 A034606

Adjacent sequences:  A234054 A234055 A234056 * A234058 A234059 A234060

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 19 2013

STATUS

approved

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Last modified October 27 15:27 EDT 2020. Contains 338035 sequences. (Running on oeis4.)