A262336 Number of (n+3)X(4+3) 0..1 arrays with each row and column divisible by 9, read as a binary number with top and left being the most significant bits.

15, 225, 3375, 19149, 132085, 1268613, 15745355, 207996061, 2776066899, 32535702325, 394514821729, 5068827771793, 67745934989151, 921161771883969

Offset

1,1

Comments

Column 4 of A262338.

Links

Table of n, a(n) for n=1..14.

Example

Some solutions for n=4
..0..1..0..0..1..0..0....0..1..1..0..1..1..0....0..1..1..0..1..1..0
..0..1..1..1..1..1..1....0..1..1..0..1..1..0....0..1..1..0..1..1..0
..0..0..0..0..0..0..0....1..1..1..1..1..1..0....1..1..1..1..1..1..0
..1..1..0..1..1..0..0....0..1..0..0..1..0..0....0..1..0..1..1..0..1
..0..1..1..1..1..1..1....0..1..1..0..1..1..0....0..1..1..0..1..1..0
..0..0..0..0..0..0..0....1..1..0..1..1..0..0....1..1..0..1..1..0..0
..1..0..0..1..0..0..0....0..0..1..0..0..1..0....0..0..1..1..0..1..1

Crossrefs

Cf. A262338.

Sequence in context: A224008 A012852 A171289 * A189906 A189900 A189338

Adjacent sequences: A262333 A262334 A262335 * A262337 A262338 A262339

Keyword

nonn

Author

R. H. Hardin, Sep 18 2015

Status

approved