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A222676
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Number of nX5 0..3 arrays with no more than floor(nX5/2) elements unequal to at least one horizontal, diagonal or antidiagonal neighbor, with new values introduced in row major 0..3 order
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1
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5, 25, 142, 5374, 69973, 3759625, 65204276, 4282689196, 75920948818, 5186372294012, 90996224707074, 6335072237466211, 109968037172246262, 7741427275251672333, 133384891659276633714, 9457744846017795645816
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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=3
..0..0..0..0..1....0..1..2..1..1....0..1..1..1..1....0..0..0..1..0
..0..0..0..0..2....1..1..1..1..1....2..1..1..1..1....0..0..0..1..1
..0..0..0..0..0....1..1..1..1..1....3..1..1..1..1....0..0..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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