A254024 Number of (5+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal sum plus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally

123448, 279743, 642050, 1704423, 3486340, 8213023, 18851978, 39885980, 88807962, 188663823, 363746046, 694144469, 1276646676, 2283974672, 4049460972, 7107577621, 12343610434, 21428240289, 37208805784, 64771809982, 113539444616

Offset

1,1

Comments

Row 5 of A254020

Links

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

Example

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

Crossrefs

Sequence in context: A345567 A345822 A254017 * A254891 A178476 A104973

Adjacent sequences: A254021 A254022 A254023 * A254025 A254026 A254027

Keyword

nonn

Author

R. H. Hardin, Jan 22 2015

Status

approved