A217981 Number of nX7 arrays of the minimum value of corresponding elements and their horizontal, vertical, diagonal or antidiagonal neighbors in a random 0..1 nX7 array

26, 26, 676, 4046, 43258, 363728, 3375350, 30097566, 272859916, 2457033362, 22187715406, 200128757472, 1805997462058, 16294400662942, 147026523230292, 1326594311794394, 11969797169381830, 108002268912887340

Offset

1,1

Comments

Column 7 of A217982

Links

R. H. Hardin, Table of n, a(n) for n = 1..63

Example

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

Crossrefs

Sequence in context: A022360 A246031 A165847 * A094835 A034067 A043603

Adjacent sequences: A217978 A217979 A217980 * A217982 A217983 A217984

Keyword

nonn

Author

R. H. Hardin Oct 16 2012

Status

approved