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A231389 Number of (n+1)X(n+1) 0..2 arrays with no element unequal to a strict majority of its horizontal, diagonal and antidiagonal neighbors, with values 0..2 introduced in row major order 0
3, 8, 100, 1096, 41237, 3002376, 374180527, 105642740621 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Diagonal of A231396

LINKS

Table of n, a(n) for n=1..8.

EXAMPLE

Some solutions for n=5

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

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

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

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

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

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

CROSSREFS

Sequence in context: A099296 A066619 A028504 * A123279 A279164 A134803

Adjacent sequences:  A231386 A231387 A231388 * A231390 A231391 A231392

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 08 2013

STATUS

approved

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Last modified June 22 13:46 EDT 2021. Contains 345380 sequences. (Running on oeis4.)