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A302269
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Number of 5 X n 0..1 arrays with every element equal to 0, 1, 2 or 3 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
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1
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16, 512, 4386, 45717, 429854, 4289139, 41994750, 411922598, 4057777774, 39861518663, 392139398276, 3857829901549, 37946634409412, 373356037411323, 3673267587608222, 36140816911747227, 355597872011530803
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OFFSET
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1,1
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COMMENTS
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LINKS
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EXAMPLE
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Some solutions for n=5:
0 0 0 1 0 0 0 0 1 1 0 0 0 1 0 0 0 0 1 1
1 1 0 1 1 1 1 0 1 1 1 1 0 1 0 1 1 0 1 1
1 0 0 1 0 1 0 0 0 0 1 1 0 1 1 1 0 0 1 0
1 0 1 1 0 1 0 1 1 1 0 1 0 1 0 0 0 1 0 1
0 0 1 1 1 0 1 1 1 0 1 0 1 0 1 1 0 1 0 0
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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