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A110432
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Arithmetic mean of all n-digit positive multiples of n, rounded down.
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0
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5, 54, 550, 5498, 54997, 549999, 5500001, 54999996, 550000003, 5499999995, 55000000000, 550000000002, 5500000000001, 55000000000001, 549999999999997, 5499999999999992, 55000000000000003, 549999999999999999, 5500000000000000004
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listen;
history;
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internal format)
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OFFSET
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1,1
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LINKS
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EXAMPLE
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a(3) = A.M. of {102,105,...,996,999} = Floor[(102+999)/2] =550.
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CROSSREFS
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KEYWORD
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easy,nonn,base
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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