A267791 Number of 5Xn 0..1 arrays with every repeated value in every row greater than or equal to, and in every column greater than, the previous repeated value.

12, 144, 1728, 14956, 122770, 912667, 6484282, 44116906, 291598056, 1881990170, 11929079568, 74523706754, 460243376586, 2816128573885, 17102667014556, 103235741899301, 620066832024346, 3709209084709809, 22114443898367338

Offset

1,1

Comments

Row 5 of A267788.

Links

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

Example

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

Crossrefs

Cf. A267788.

Sequence in context: A264523 A171286 A190132 * A001021 A159490 A245853

Adjacent sequences: A267788 A267789 A267790 * A267792 A267793 A267794

Keyword

nonn

Author

R. H. Hardin, Jan 20 2016

Status

approved