A236788 Number of (n+1)X(7+1) 0..2 arrays with the upper median plus the lower median minus the minimum of every 2X2 subblock equal

87685, 1877803, 35115362, 921870137, 20959676762, 570994921148, 13954220420440, 381997662373953, 9693750016048779, 265834347414393328, 6919237130844947124, 190407164917036276036, 5056659263666556736772

Offset

1,1

Comments

Column 7 of A236789

Links

R. H. Hardin, Table of n, a(n) for n = 1..84

Example

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

Crossrefs

Sequence in context: A118899 A253340 A232674 * A183658 A234442 A204508

Adjacent sequences: A236785 A236786 A236787 * A236789 A236790 A236791

Keyword

nonn

Author

R. H. Hardin, Jan 31 2014

Status

approved