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A218996 Unmatched value maps: number of n X n binary arrays indicating the locations of corresponding elements not equal to any horizontal, diagonal or antidiagonal neighbor in a random 0..2 n X n array 0
1, 10, 328, 31857, 13259232, 22776074699 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Diagonal of A219002

LINKS

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

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Sequence in context: A064343 A127823 A257132 * A352798 A113082 A288684

Adjacent sequences:  A218993 A218994 A218995 * A218997 A218998 A218999

KEYWORD

nonn

AUTHOR

R. H. Hardin Nov 09 2012

STATUS

approved

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Last modified August 17 05:07 EDT 2022. Contains 356184 sequences. (Running on oeis4.)