A217636 Number of nX7 arrays of the minimum value of corresponding elements and their horizontal and vertical neighbors in a random 0..1 nX7 array

26, 614, 14520, 315378, 7272142, 163361868, 3709621842, 83923710538, 1901055652804, 43046530809006, 974841850791586, 22075731493018104, 499920666839751010, 11321017480253759030, 256371943510592766924

Offset

1,1

Comments

Column 7 of A217637

Links

R. H. Hardin, Table of n, a(n) for n = 1..34

Example

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

Crossrefs

Sequence in context: A203598 A262076 A057010 * A249863 A014913 A285397

Adjacent sequences: A217633 A217634 A217635 * A217637 A217638 A217639

Keyword

nonn

Author

R. H. Hardin Oct 09 2012

Status

approved