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 A231434 Number of (n+2)X(n+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
 1, 4, 21, 182, 4450, 133646, 7859324 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Diagonal of A231441 LINKS EXAMPLE Some solutions for n=5 ..0..0..1..1..1..1..1....0..0..1..1..1..0..0....0..0..1..1..2..2..2 ..0..0..1..1..1..1..1....0..0..1..1..1..0..0....0..0..1..1..2..2..2 ..0..0..0..1..1..1..1....0..0..1..1..1..1..0....0..0..0..1..1..2..2 ..0..0..0..1..1..1..1....0..0..1..1..1..1..0....0..0..0..1..1..3..3 ..1..1..1..0..0..0..0....0..0..0..1..1..0..0....0..0..0..1..3..3..3 ..1..1..1..0..0..0..0....0..0..0..0..0..0..0....0..0..1..1..3..3..3 ..1..1..1..0..0..0..0....0..0..0..0..0..0..0....0..0..1..1..3..3..3 CROSSREFS Sequence in context: A306067 A230682 A231220 * A221370 A224500 A158108 Adjacent sequences:  A231431 A231432 A231433 * A231435 A231436 A231437 KEYWORD nonn AUTHOR R. H. Hardin, Nov 09 2013 STATUS approved

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Last modified May 12 07:28 EDT 2021. Contains 343821 sequences. (Running on oeis4.)