A253965 Number of (5+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal median minus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally.

423232, 7777096, 168988280, 3624943928, 77993064012, 1716319825801, 37588952737932, 823924594489729, 18029663254294928, 394861463882197545, 8642552874627011912, 189232920220642268701, 4141851308037155724044

Offset

1,1

Comments

Row 5 of A253961

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..0..0....0..0..0....0..0..0....0..0..0....0..0..0
..1..1..1....0..0..0....1..0..1....0..0..0....1..0..1....1..1..0....0..1..1
..1..1..0....1..0..1....1..1..0....1..1..1....0..0..0....1..0..1....1..0..0
..0..1..1....0..1..0....1..1..1....1..1..1....1..0..1....0..1..0....1..0..1
..1..1..1....0..1..1....1..1..0....0..1..1....0..1..0....0..0..1....0..1..0
..1..0..1....1..1..1....1..0..1....1..1..0....0..0..1....1..1..1....0..1..0
..0..0..1....0..0..1....0..1..1....1..0..1....1..0..0....1..1..1....1..0..1

Crossrefs

Sequence in context: A003828 A233722 A253958 * A253761 A204412 A233499

Adjacent sequences: A253962 A253963 A253964 * A253966 A253967 A253968

Keyword

nonn

Author

R. H. Hardin, Jan 20 2015

Status

approved