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A252903
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Number of (n+2)X(5+2) 0..3 arrays with every consecutive three elements in every row and column having exactly two distinct values, and new values 0 upwards introduced in row major order
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0
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997740, 33858062, 990142582, 31496378270, 973958225703, 30642385604286, 956170027716012, 30054930941620027, 940897927085342630, 29530352815343830282, 926071257853310121409
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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=1
..0..0..1..1..2..2..0....0..1..1..0..1..0..0....0..0..1..0..1..0..1
..3..3..1..1..2..2..0....1..1..2..2..1..1..0....0..2..2..0..0..1..0
..0..0..3..0..0..1..1....0..2..2..0..0..1..1....1..2..1..1..0..1..1
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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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