A231650 Number of nX7 0..2 arrays with no element less than a strict majority of its horizontal and vertical neighbors

292, 13560, 3929027, 765163605, 161357952814, 35384751611050, 7673178325424236, 1659606986967401246, 359651366294031374125, 77952234653703371179457, 16890753872192197103219139

Offset

1,1

Comments

Column 7 of A231651

Links

R. H. Hardin, Table of n, a(n) for n = 1..161

Example

Some solutions for n=3
..0..0..2..2..2..2..2....0..0..2..2..0..0..0....0..0..0..0..2..2..1
..0..0..1..1..0..0..2....0..0..2..2..0..1..2....0..0..0..0..0..0..1
..0..0..0..0..0..0..2....0..0..0..0..0..1..1....0..1..0..0..0..0..1

Crossrefs

Sequence in context: A232022 A231752 A221480 * A249239 A221359 A248454

Adjacent sequences: A231647 A231648 A231649 * A231651 A231652 A231653

Keyword

nonn

Author

R. H. Hardin, Nov 12 2013

Status

approved