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A233496 Number of (n+2)X(7+2) 0..2 arrays with no increasing sequence of length 3 horizontally or antidiagonally downwards 1
2505862495421, 28176593184596215, 313901395869006316016, 3494520906921840428076304, 38891474395238135873952939275, 432821541000735919144507449122965, 4816818414167397900878136977065117439 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A233497

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

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

CROSSREFS

Sequence in context: A034658 A317289 A136174 * A233617 A323052 A015434

Adjacent sequences:  A233493 A233494 A233495 * A233497 A233498 A233499

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 11 2013

STATUS

approved

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Last modified February 22 23:44 EST 2020. Contains 332157 sequences. (Running on oeis4.)