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A220392 Majority value maps: number of 7Xn binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal and antidiagonal neighbors in a random 0..1 7Xn array 0
1, 1897, 127037, 7003040, 651568437, 53692543412, 4230913273170, 341309501692808 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row 7 of A220386

LINKS

Table of n, a(n) for n=1..8.

EXAMPLE

Some solutions for n=3

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

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

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

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

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

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

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

CROSSREFS

Sequence in context: A218848 A219427 A297320 * A219416 A221041 A221504

Adjacent sequences:  A220389 A220390 A220391 * A220393 A220394 A220395

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 13 2012

STATUS

approved

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Last modified December 6 07:17 EST 2021. Contains 349563 sequences. (Running on oeis4.)