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A204056 T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with every 3X3 subblock having equal diagonal elements or equal antidiagonal elements, and new values 0..3 introduced in row major order 9
1379, 10447, 10447, 80391, 112362, 80391, 622031, 756338, 756338, 622031, 4823759, 5883499, 5257444, 5883499, 4823759, 37451727, 45689226, 39646479, 39646479, 45689226, 37451727, 290942303, 361569647, 315429190, 316144367, 315429190 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Table starts

.......1379.......10447........80391........622031.......4823759.......37451727

......10447......112362.......756338.......5883499......45689226......361569647

......80391......756338......5257444......39646479.....315429190.....2404876738

.....622031.....5883499.....39646479.....316144367....2336174650....18005605178

....4823759....45689226....315429190....2336174650...18962117027...135508809479

...37451727...361569647...2404876738...18005605178..135508809479..1065898305547

..290942303..2777961511..18455232523..133138952807.1017086083917..7515064468455

.2260735279.21501371450.141708188218.1021696725403.7592417722506.56550046316647

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..197

EXAMPLE

Some solutions for n=3 k=3

..0..0..1..1..0....0..0..0..0..0....0..1..0..1..0....0..0..1..0..0

..0..0..0..0..0....0..0..0..0..0....0..0..1..0..0....0..0..0..0..0

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

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

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

CROSSREFS

Sequence in context: A256627 A260368 A323814 * A204049 A204048 A209791

Adjacent sequences:  A204053 A204054 A204055 * A204057 A204058 A204059

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin Jan 09 2012

STATUS

approved

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Last modified September 18 12:28 EDT 2020. Contains 337169 sequences. (Running on oeis4.)