A232262 Number of (5+1)X(n+1) 0..2 arrays with every element both >= and <= some horizontal or antidiagonal neighbor

3209, 591181, 141815403, 40896843985, 12109668893083, 3525883938158361, 1028773221352198121, 300257692620940074459, 87630614228503641330187, 25574534124528893439716193, 7463801896068471338516369509

Offset

1,1

Comments

Row 5 of A232257

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

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

Crossrefs

Sequence in context: A251396 A054036 A236252 * A048255 A303995 A091329

Adjacent sequences: A232259 A232260 A232261 * A232263 A232264 A232265

Keyword

nonn

Author

R. H. Hardin, Nov 21 2013

Status

approved