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A234121
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Number of (n+1)X(7+1) 0..2 arrays with every 2X2 subblock having the absolute values of all six edge and diagonal differences no larger than 1
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1
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313537, 93113761, 26937444801, 7888454356625, 2315408571668225, 680845368964238145, 200376051988817866625, 58999673293833047076529, 17376516489941449765539393, 5118401705337856988983612385
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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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FORMULA
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Empirical recurrence of order 62 (see link above)
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EXAMPLE
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Some solutions for n=1
..1..1..0..1..1..2..1..1....1..0..0..1..1..1..1..0....0..0..0..0..0..0..1..0
..0..1..1..1..2..1..2..1....0..1..1..1..2..1..1..0....0..1..1..0..1..1..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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