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A220996 Majority value maps: number of 4Xn binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal, diagonal and antidiagonal neighbors in a random 0..3 4Xn array 0
1, 132, 2456, 48800, 826251, 13696660, 222785284, 3596853965, 57778137358 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row 4 of A220993

LINKS

Table of n, a(n) for n=1..9.

EXAMPLE

Some solutions for n=3

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

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

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

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

CROSSREFS

Sequence in context: A129975 A064303 A220925 * A254646 A242147 A023902

Adjacent sequences:  A220993 A220994 A220995 * A220997 A220998 A220999

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 28 2012

STATUS

approved

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Last modified May 24 06:53 EDT 2019. Contains 323529 sequences. (Running on oeis4.)