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A268259
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Number of length-(n+1) 0..6 arrays with new repeated values introduced in sequential order starting with zero.
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1
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43, 265, 1634, 10082, 62249, 384605, 2377935, 14712729, 91096234, 564452368, 3500093507, 21720172553, 134891317195, 838393028557, 5215069599851, 32465881779821, 202280863699652, 1261388175969986, 7872540872887539
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OFFSET
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1,1
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COMMENTS
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Column 6 of A268261.
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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) = 43*a(n-1) -777*a(n-2) +7545*a(n-3) -41215*a(n-4) +115171*a(n-5) -81663*a(n-6) -274113*a(n-7) +244616*a(n-8) +557626*a(n-9) +307440*a(n-10) +67488*a(n-11) +5040*a(n-12)
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EXAMPLE
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Some solutions for n=5
..2....5....1....0....1....0....3....0....5....6....6....5....4....5....3....6
..6....3....5....5....2....0....4....4....1....4....5....0....3....4....0....4
..2....0....3....1....6....1....6....3....0....3....4....3....6....2....5....6
..0....6....6....0....2....0....4....0....4....0....0....5....5....5....1....5
..1....2....4....6....6....1....1....2....0....3....2....0....4....0....3....4
..2....5....6....1....2....3....3....6....1....4....6....5....6....5....2....2
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CROSSREFS
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Cf. A268261.
Sequence in context: A262330 A142632 A231226 * A140012 A123795 A346575
Adjacent sequences: A268256 A268257 A268258 * A268260 A268261 A268262
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KEYWORD
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nonn
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AUTHOR
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R. H. Hardin, Jan 29 2016
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STATUS
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approved
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