A204314 T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with every 3X3 subblock having three equal elements in a row horizontally, vertically, diagonally or antidiagonally, and new values 0..2 introduced in row major order

2064, 39669, 39669, 781827, 1867746, 781827, 15015804, 90762504, 90762504, 15015804, 289666498, 4174580535, 10954912375, 4174580535, 289666498, 5600593083, 194940928754, 1225171069740, 1225171069740, 194940928754

Offset

1,1

Comments

Table starts

..........2064...........39669............781827..........15015804

.........39669.........1867746..........90762504........4174580535

........781827........90762504.......10954912375.....1225171069740

......15015804......4174580535.....1225171069740...322734860977140

.....289666498....194940928754...140246793660900.87856146496713616

....5600593083...9133561570280.16117050150812392

..108143812341.426401340094121

.2088355492268

Links

R. H. Hardin, Table of n, a(n) for n = 1..40

Example

Some solutions for n=3 k=3
..0..1..0..2..1....0..0..0..1..2....0..1..2..1..1....0..1..0..1..2
..2..2..1..1..0....1..0..1..0..0....1..2..1..1..1....0..2..0..2..2
..1..1..1..1..2....2..2..2..2..0....1..1..1..1..2....2..0..0..2..0
..0..0..2..0..1....2..1..1..1..0....1..2..0..1..2....1..2..0..2..1
..0..1..2..2..2....0..2..2..0..0....1..2..0..0..1....0..2..2..2..1

Crossrefs

Sequence in context: A119722 A234110 A200203 * A204310 A168432 A256744

Adjacent sequences: A204311 A204312 A204313 * A204315 A204316 A204317

Keyword

nonn,tabl

Author

R. H. Hardin Jan 14 2012

Status

approved