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A231440 Number of (n+2)X(7+2) 0..3 arrays with no element unequal to a strict majority of its horizontal, vertical, diagonal and antidiagonal neighbors, with values 0..3 introduced in row major order 0
47, 280, 1943, 13458, 117959, 919000, 7859324, 70278737, 631712523, 5957662149, 56046139223 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A231441

LINKS

Table of n, a(n) for n=1..11.

EXAMPLE

Some solutions for n=2

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

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

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

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

CROSSREFS

Sequence in context: A078965 A186169 A142119 * A142164 A201545 A142774

Adjacent sequences:  A231437 A231438 A231439 * A231441 A231442 A231443

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 09 2013

STATUS

approved

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Last modified June 20 20:06 EDT 2021. Contains 345230 sequences. (Running on oeis4.)