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A204287
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Number of (n+2)X5 0..3 arrays with every 3X3 subblock having three equal elements in a row horizontally, vertically, diagonally or antidiagonally exactly two different ways, and new values 0..3 introduced in row major order
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1
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142107, 4225471, 155571239, 3531083953, 111738717361, 3916847292491, 105393290657242, 3195303171174342, 105356955358784440, 3047986677979779776, 91610025398154022910, 2908734525771447251327, 86873647069564520232398
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OFFSET
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1,1
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COMMENTS
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Column 3 of A204289
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LINKS
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R. H. Hardin, Table of n, a(n) for n = 1..26
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EXAMPLE
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Some solutions for n=3
..0..0..0..1..1....0..1..1..1..0....0..0..0..0..1....0..0..0..0..1
..2..0..3..1..0....0..2..3..3..0....0..0..0..0..0....0..0..2..0..1
..1..0..1..1..0....0..0..0..0..0....2..3..1..1..1....2..0..1..1..1
..0..0..0..0..0....0..2..2..2..2....3..3..3..3..2....3..0..0..0..0
..2..0..1..3..0....3..3..3..2..0....2..2..2..2..2....0..0..0..2..3
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CROSSREFS
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Sequence in context: A164527 A214479 A269321 * A256630 A263037 A086999
Adjacent sequences: A204284 A204285 A204286 * A204288 A204289 A204290
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KEYWORD
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nonn
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AUTHOR
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R. H. Hardin Jan 13 2012
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STATUS
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approved
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