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A220256 Majority value maps: number of nX3 binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal and vertical neighbors in a random 0..2 nX3 array 1
4, 35, 243, 1875, 15150, 115776, 903439, 7005461, 54249716, 420545092, 3257486504, 25234938173, 195482980668, 1514241800363, 11729682534441, 90860069201775, 703816232110196, 5451868968128240, 42230976869002531, 327127333101076004 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 3 of A220259

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..142

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Sequence in context: A127519 A354855 A128811 * A220320 A261186 A104526

Adjacent sequences:  A220253 A220254 A220255 * A220257 A220258 A220259

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 08 2012

STATUS

approved

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Last modified June 30 09:07 EDT 2022. Contains 354920 sequences. (Running on oeis4.)