A232413 Number of (n+1)X(7+1) 0..2 arrays with every element both >= and <= some horizontal, diagonal or antidiagonal neighbor

2375879, 7383754785, 23292336981303, 76546444859852733, 251027958588670245973, 822137990659058660737125, 2693465102291782418303130499, 8824423343204547042092105118207

Offset

1,1

Comments

Column 7 of A232414

Links

R. H. Hardin, Table of n, a(n) for n = 1..10

Example

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

Crossrefs

Sequence in context: A167438 A251388 A185853 * A167890 A184496 A022247

Adjacent sequences: A232410 A232411 A232412 * A232414 A232415 A232416

Keyword

nonn

Author

R. H. Hardin, Nov 23 2013

Status

approved