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A234392 Number of (n+2)X(4+2) 0..3 arrays with no increasing sequence of length 3 horizontally or diagonally downwards 1
32129615500, 57796098504371, 93663449566825996, 148995535070508548075, 233248382982183041074476, 363729711349034127664337880, 565789482757475561391507035318, 879461481826980839177382494847380 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A234393

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..10

EXAMPLE

Some solutions for n=1

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

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

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

CROSSREFS

Sequence in context: A017387 A017507 A017639 * A212942 A233794 A202281

Adjacent sequences: A234389 A234390 A234391 * A234393 A234394 A234395

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 25 2013

STATUS

approved

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Last modified February 6 10:16 EST 2023. Contains 360104 sequences. (Running on oeis4.)