A237741 Number of (n+2)X(2+2) 0..1 arrays with the (lower) medians of each row equal and of each column equal

290, 7552, 39842, 938176, 5871266, 119520256, 847692866, 15310585024, 118493356610, 1955650250944, 16126257415634, 248537282831776, 2150107129635650, 31420152560173312, 282167783898835202

Offset

1,1

Comments

Column 2 of A237745

Links

R. H. Hardin, Table of n, a(n) for n = 1..45

Example

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

Crossrefs

Sequence in context: A251049 A108881 A186547 * A335613 A369396 A186548

Adjacent sequences: A237738 A237739 A237740 * A237742 A237743 A237744

Keyword

nonn

Author

R. H. Hardin, Feb 12 2014

Status

approved