A204511 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 at least two different ways, and new values 0..2 introduced in row major order

652, 7344, 7344, 87869, 164248, 87869, 874124, 3673007, 3673007, 874124, 9306965, 65497615, 161927101, 65497615, 9306965, 100389366, 1294406290, 5365887358, 5365887358, 1294406290, 100389366, 1060442883, 25704476586, 199470888113

Offset

1,1

Comments

Table starts

.........652..........7344...........87869...........874124..........9306965

........7344........164248.........3673007.........65497615.......1294406290

.......87869.......3673007.......161927101.......5365887358.....199470888113

......874124......65497615......5365887358.....299144720528...19402036828532

.....9306965....1294406290....199470888113...19402036828532.2274909402099901

...100389366...25704476586...7516738565045.1289231277417171

..1060442883..497453566167.274248095468364

.11271249888.9731482764611

Links

R. H. Hardin, Table of n, a(n) for n = 1..49

Example

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

Crossrefs

Sequence in context: A127029 A127030 A127031 * A204506 A282558 A204505

Adjacent sequences: A204508 A204509 A204510 * A204512 A204513 A204514

Keyword

nonn,tabl

Author

R. H. Hardin Jan 15 2012

Status

approved