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A278270
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Number of nX5 0..3 arrays with every element plus 1 mod 4 equal to some element at offset (-1,-1) (-1,0) (-1,1) (0,-1) (0,1) (1,-1) or (1,0), with upper left element zero.
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1
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0, 3453, 1443372, 534794424, 205381236473, 78878506284185, 30276634666919851, 11621961222234314233, 4461215336987162921036, 1712483772209720814532935, 657354678207062058219740801, 252332422484380951660270207305
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OFFSET
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1,2
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COMMENTS
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LINKS
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EXAMPLE
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Some solutions for n=2
..0..1..2..0..1. .0..1..2..3..1. .0..1..3..1..3. .0..2..2..1..3
..3..1..3..2..1. .2..3..0..2..2. .3..2..0..2..0. .1..3..0..2..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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