A184782 Number of (n+2)X5 0..2 arrays with each 3X3 subblock nonsingular

5299212, 681288932, 87624157296, 11238839929536, 1442620554904424, 185182404965507590, 23768874596866639628, 3050891859512202940466, 391603512195940259715146, 50264915559793952509998504

Offset

1,1

Comments

Column 3 of A184784

Links

R. H. Hardin, Table of n, a(n) for n = 1..45

Example

Some solutions for 4X5
..0..2..0..1..0....0..2..2..1..1....0..2..0..2..0....0..2..1..1..2
..0..0..2..1..1....0..0..2..2..0....0..0..1..0..1....0..0..2..1..0
..1..0..0..2..2....1..0..0..2..2....1..0..0..2..1....1..0..0..2..0
..0..1..0..1..2....0..1..1..1..1....0..1..1..1..0....0..1..2..2..1

Crossrefs

Sequence in context: A183746 A183706 A236711 * A116105 A116128 A303791

Adjacent sequences: A184779 A184780 A184781 * A184783 A184784 A184785

Keyword

nonn

Author

R. H. Hardin Jan 21 2011

Status

approved