A219979 - OEIS

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A219979

Unmatched value maps: number of n X n binary arrays indicating the locations of corresponding elements not equal to any horizontal, vertical or antidiagonal neighbor in a random 0..3 n X n array

1, 11, 316, 34212, 14960307, 25862914118

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OFFSET

1,2

COMMENTS

Diagonal of A219985

LINKS

Table of n, a(n) for n=1..6.

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Sequence in context: A276977 A176285 A266484 * A115609 A166053 A200749

Adjacent sequences: A219976 A219977 A219978 * A219980 A219981 A219982

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 02 2012

STATUS

approved