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A206755
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Number of (n+1)X3 0..2 arrays with every 2X3 or 3X2 subblock having no more than three equal edges, and new values 0..2 introduced in row major order
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1
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106, 2187, 46860, 1002015, 21403411, 457325164, 9771502433, 208781853511, 4460929715062, 95314283208603, 2036528732366433, 43513408950473466, 929727495885160693, 19864984988374035589, 424444399488287893292
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OFFSET
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1,1
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COMMENTS
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Column 2 of A206761
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LINKS
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R. H. Hardin, Table of n, a(n) for n = 1..210
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FORMULA
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Empirical: a(n) = 16*a(n-1) +86*a(n-2) +577*a(n-3) +694*a(n-4) +1376*a(n-5) -823*a(n-6) +136*a(n-7) -2266*a(n-8) -461*a(n-9) -1230*a(n-10)
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EXAMPLE
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Some solutions for n=4
..0..0..0....0..1..2....0..1..0....0..0..0....0..0..0....0..1..1....0..1..0
..0..1..2....0..2..1....0..0..2....0..1..2....1..2..1....2..2..2....0..1..2
..0..2..1....0..2..1....1..0..0....2..0..1....2..1..2....1..2..0....2..0..0
..0..2..2....2..1..2....2..0..1....2..2..0....1..0..2....2..1..2....0..2..0
..2..0..1....2..1..2....0..2..0....0..1..1....1..1..1....1..1..1....2..2..1
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CROSSREFS
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Sequence in context: A184217 A184209 A233047 * A200969 A234413 A083963
Adjacent sequences: A206752 A206753 A206754 * A206756 A206757 A206758
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KEYWORD
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nonn
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AUTHOR
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R. H. Hardin Feb 12 2012
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STATUS
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approved
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