A232041 Number of n X n 0..1 arrays with no element less than a strict majority of its horizontal and antidiagonal neighbors

2, 7, 80, 3082, 377676, 136134243, 149582129861, 504400950236556, 5221663722138853372, 165185087217466182289933, 15978120855310868658798043995, 4729579027493623228201244058306356

Offset

1,1

Comments

Diagonal of A232047

Links

R. H. Hardin, Table of n, a(n) for n = 1..17

Example

Some solutions for n=4
..1..1..1..1....1..1..1..0....0..0..0..0....0..0..0..1....0..0..0..1
..0..0..0..1....0..0..0..1....1..0..0..1....0..0..0..1....1..0..0..0
..0..0..0..0....1..0..0..0....0..0..0..0....1..0..0..0....0..0..0..0
..1..0..0..0....0..0..1..1....0..0..0..0....0..0..0..0....1..1..1..1

Crossrefs

Sequence in context: A307291 A326262 A071409 * A135756 A263368 A208806

Adjacent sequences: A232038 A232039 A232040 * A232042 A232043 A232044

Keyword

nonn

Author

R. H. Hardin, Nov 17 2013

Status

approved