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A220230 Majority value maps: number of 5Xn binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal, diagonal and antidiagonal neighbors in a random 0..1 5Xn array 0
1, 222, 4406, 110911, 2517202, 56154702, 1256395206 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row 5 of A220226

LINKS

Table of n, a(n) for n=1..7.

EXAMPLE

Some solutions for n=3

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

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

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

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

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

CROSSREFS

Sequence in context: A250521 A043499 A251059 * A281696 A280311 A268024

Adjacent sequences:  A220227 A220228 A220229 * A220231 A220232 A220233

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 08 2012

STATUS

approved

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Last modified August 7 06:02 EDT 2020. Contains 336274 sequences. (Running on oeis4.)