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A236160
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Number of (n+1)X(4+1) 0..2 arrays colored with the sets of distinct values in every 2X2 subblock, with new values 0..2 introduced row-major order
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1
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1844, 17406, 225216, 3024540, 40825266, 552336576, 7474034016, 101151676976, 1368939009490, 18526939344118, 250738458175314, 3393434400001828, 45925884507252312, 621549615348849432, 8411897966348329708
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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=2
..0..1..0..2..0....0..0..1..2..2....0..1..2..1..0....0..1..2..0..2
..0..1..2..0..1....2..1..1..0..2....1..1..2..0..0....0..1..0..2..1
..2..2..1..0..1....1..1..1..1..1....2..1..0..2..1....2..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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