A238045 Number of (n+1)X(7+1) 0..2 arrays with the upper median minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one

466296, 11359816, 282305082, 7744640808, 209192156822, 5473296255556, 147986688652636, 3904264230944172, 105392396334723790, 2777680885375598596, 75020825767874962564, 1977256886272189712420, 53407776575399196292950

Offset

1,1

Comments

Column 7 of A238046

Links

R. H. Hardin, Table of n, a(n) for n = 1..39

Example

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

Crossrefs

Sequence in context: A257951 A213461 A051594 * A341152 A096889 A206205

Adjacent sequences: A238042 A238043 A238044 * A238046 A238047 A238048

Keyword

nonn

Author

R. H. Hardin, Feb 17 2014

Status

approved