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A220257 Majority value maps: number of nX4 binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal and vertical neighbors in a random 0..2 nX4 array 1
7, 132, 1875, 31917, 512622, 8112068, 127838919, 2013005761, 31591099640, 495491153696, 7767145420991, 121712177286653, 1906918917792881, 29873798571482882, 467975355172004553, 7330648620600152987 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A220259

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..17

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Sequence in context: A170912 A099601 A028420 * A220321 A247597 A305955

Adjacent sequences:  A220254 A220255 A220256 * A220258 A220259 A220260

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 08 2012

STATUS

approved

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Last modified July 6 14:10 EDT 2022. Contains 355110 sequences. (Running on oeis4.)