A253542 Number of (n+2)X(6+2) 0..1 arrays with every 3X3 subblock diagonal maximum minus antidiagonal minimum nonincreasing horizontally and nondecreasing vertically

3825920, 212432512, 9765667072, 477165435664, 21859274781440, 1014919309654928, 46413538389140480, 2134301802390313296, 97643081194077317376, 4485419249747703254032, 205653823864461437106688

Offset

1,1

Comments

Column 6 of A253544

Links

R. H. Hardin, Table of n, a(n) for n = 1..103

Example

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

Crossrefs

Sequence in context: A206413 A253869 A253876 * A210266 A036474 A344904

Adjacent sequences: A253539 A253540 A253541 * A253543 A253544 A253545

Keyword

nonn

Author

R. H. Hardin, Jan 03 2015

Status

approved