A221041 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..2 7Xn array

1, 1897, 495329, 68933905, 10373626389, 1376083439034, 183738465400508

Offset

1,2

Comments

Row 7 of A221035

Links

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

Example

Some solutions for n=3
..0..0..0....0..0..0....0..0..0....0..0..1....0..0..0....0..0..0....0..0..0
..1..0..0....0..0..1....0..1..1....0..0..0....1..0..1....1..1..1....0..0..0
..0..0..0....1..1..1....1..0..0....1..1..1....0..0..1....0..0..0....1..1..0
..1..0..0....0..0..0....0..0..1....1..0..0....0..1..0....0..0..0....1..0..0
..1..0..0....0..1..1....1..1..0....0..0..0....1..1..1....1..1..0....1..0..0
..1..1..1....1..1..0....1..1..1....0..1..1....0..1..1....1..0..0....0..0..0
..0..0..0....1..1..1....1..0..1....1..0..1....0..1..1....1..1..1....1..1..1

Crossrefs

Sequence in context: A297320 A220392 A219416 * A221504 A157760 A204479

Adjacent sequences: A221038 A221039 A221040 * A221042 A221043 A221044

Keyword

nonn

Author

R. H. Hardin Dec 29 2012

Status

approved