A253798 Number of (n+2)X(5+2) 0..1 arrays with every 3X3 subblock diagonal maximum plus antidiagonal median nondecreasing horizontally and vertically.

299472, 7346584, 185592928, 4147335800, 83428823136, 1622625002976, 30656386352160, 568945723307660, 10495851739747904, 193086512384856144, 3546331731244538592, 65097362541945328632, 1194673554143281997888

Offset

1,1

Comments

Column 5 of A253801

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

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

Crossrefs

Sequence in context: A119740 A254193 A254186 * A022246 A227700 A050257

Adjacent sequences: A253795 A253796 A253797 * A253799 A253800 A253801

Keyword

nonn

Author

R. H. Hardin, Jan 13 2015

Status

approved