A237807 Number of (n+1)X(6+1) 0..2 arrays with the maximum plus the upper median minus the minimum of every 2X2 subblock equal

67947, 2653941, 91394885, 3610379651, 138098717927, 5517963998459, 217547105268603, 8720546710177177, 347341788702755697, 13931476986657992507, 557039921627992679279, 22342969754957980461879

Offset

1,1

Comments

Column 6 of A237809

Links

R. H. Hardin, Table of n, a(n) for n = 1..205

Example

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

Crossrefs

Sequence in context: A224655 A234655 A104948 * A330414 A237389 A234662

Adjacent sequences: A237804 A237805 A237806 * A237808 A237809 A237810

Keyword

nonn

Author

R. H. Hardin, Feb 13 2014

Status

approved