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A234053 Number of (n+2)X(7+2) 0..2 arrays with no increasing sequence of length 3 horizontally, diagonally downwards or antidiagonally downwards 1
2055997586633, 18290072795884688, 156985597510757236203, 1337361544736313427651663, 11355805304853313848742607153, 96335863060396904192311448752837, 816981736507918614709780886907889624 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A234054

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..15

EXAMPLE

Some solutions for n=1

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

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

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

CROSSREFS

Sequence in context: A274808 A272518 A246233 * A032756 A234073 A026081

Adjacent sequences:  A234050 A234051 A234052 * A234054 A234055 A234056

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 19 2013

STATUS

approved

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Last modified August 9 22:52 EDT 2020. Contains 336335 sequences. (Running on oeis4.)