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A346178
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Expansion of (1-2*x)/(1-10*x).
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0
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1, 8, 80, 800, 8000, 80000, 800000, 8000000, 80000000, 800000000, 8000000000, 80000000000, 800000000000, 8000000000000, 80000000000000, 800000000000000, 8000000000000000, 80000000000000000, 800000000000000000, 8000000000000000000, 80000000000000000000
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OFFSET
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0,2
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LINKS
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FORMULA
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a(n) = 8*10^(n-1), n>0.
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PROG
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(PARI) Vec((1-2*x)/(1-10*x) + O(x^20))
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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