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A204655 T(n,k) = Number of (n+2) X (k+2) 0..3 arrays with every 3 X 3 subblock having three equal elements in a row horizontally, vertically, diagonally or antidiagonally, and new values 0..3 introduced in row major order. 4
4600, 162622, 162622, 6255285, 17432664, 6255285, 215282843, 2025234324, 2025234324, 215282843, 7670500426, 191371916425, 719028603457, 191371916425, 7670500426, 276834777101, 19644326343062, 199026930961817, 199026930961817 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Table starts

.........4600.........162622.........6255285.......215282843........7670500426

.......162622.......17432664......2025234324....191371916425....19644326343062

......6255285.....2025234324....719028603457.199026930961817.61221086708065061

....215282843...191371916425.199026930961817

...7670500426.19644326343062

.276834777101

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..24

EXAMPLE

Some solutions for n=3, k=3

..0..0..0..0..0....0..1..0..1..0....0..0..1..1..2....0..0..1..0..2

..1..1..0..2..1....0..0..1..2..0....2..0..1..3..1....1..0..3..3..3

..1..1..0..3..2....3..3..0..1..0....3..1..0..0..0....3..3..3..3..3

..3..3..0..0..2....1..1..1..1..0....2..2..2..2..2....1..3..0..0..1

..1..3..0..0..1....3..2..1..1..0....2..3..2..2..3....0..2..0..1..0

CROSSREFS

Sequence in context: A251385 A185470 A004537 * A204652 A032745 A020437

Adjacent sequences:  A204652 A204653 A204654 * A204656 A204657 A204658

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin Jan 17 2012

STATUS

approved

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Last modified August 9 21:08 EDT 2022. Contains 356026 sequences. (Running on oeis4.)