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A234417
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Number of (n+1)X(4+1) 0..7 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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14794, 576798, 22692600, 902381482, 35990116136, 1437580782720, 57473377454022, 2299237494134150, 92030237216593330, 3685303189481074236, 147634155160031159822, 5916313861680085126812, 237164341626084807157100
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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 94 (see link above)
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EXAMPLE
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Some solutions for n=1
..2..1..2..2..3....1..1..1..2..3....4..5..5..5..5....4..4..4..4..4
..1..2..2..2..3....0..1..2..2..3....4..4..5..6..6....3..3..3..4..4
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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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