A254090 Number of (n+2)X(6+2) 0..1 arrays with every 3X3 subblock diagonal maximum minus antidiagonal maximum nondecreasing horizontally, vertically and ne-to-sw antidiagonally

6446656, 708989540, 85504231094, 9772939548082, 1124150631410252, 130340161010554804, 15064294240774906764, 1741318040092853882632, 201385791936229716155204, 23286669327497271830694856

Offset

1,1

Comments

Column 6 of A254092

Links

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

Example

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

Crossrefs

Sequence in context: A254174 A254167 A254456 * A254097 A209950 A288074

Adjacent sequences: A254087 A254088 A254089 * A254091 A254092 A254093

Keyword

nonn

Author

R. H. Hardin, Jan 25 2015

Status

approved