A221502 Majority value maps: number of 5Xn binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal and antidiagonal neighbors in a random 0..3 5Xn array

1, 200, 10648, 345755, 12253352, 395300442, 12890161742, 410127138723, 13065982516586

Offset

1,2

Comments

Row 5 of A221499

Links

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

Example

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

Crossrefs

Sequence in context: A249238 A230966 A221039 * A232132 A278191 A248453

Adjacent sequences: A221499 A221500 A221501 * A221503 A221504 A221505

Keyword

nonn

Author

R. H. Hardin Jan 18 2013

Status

approved