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A236114
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Number of (n+1)X(2+1) 0..3 arrays colored with the difference of the maximum and the upper median in each 2X2 subblock
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1
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2248, 35468, 542140, 8253392, 126117020, 1934727612, 29594969044, 452447788292, 6920035929192, 105898402653882, 1620034898422936, 24780101646027328, 379067205339209528, 5799218746308291190, 88715269502139678892
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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 84 (see link above)
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EXAMPLE
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Some solutions for n=2
..1..1..0....2..0..2....3..1..1....2..3..1....2..3..2....3..0..1....1..3..0
..1..1..3....1..0..2....2..2..2....0..0..1....3..0..2....0..1..1....2..0..0
..2..3..2....3..1..0....0..0..3....0..3..3....1..2..0....2..3..1....2..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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