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A155615
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a(n) = 10^n - 3^n + 1.
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5
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1, 8, 92, 974, 9920, 99758, 999272, 9997814, 99993440, 999980318, 9999940952, 99999822854, 999999468560, 9999998405678, 99999995217032, 999999985651094, 9999999956953280, 99999999870859838, 999999999612579512
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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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G.f.: 1/(1-10*x)-1/(1-3*x)+1/(1-x).
E.g.f.: e^(10*x)-e^(3*x)+e^x.
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PROG
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CROSSREFS
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Cf. A155599, A155600, A155601, A155602, A155603, A155604, A155605, A155606, A155607, A155608, A155609, A155610, A155611, A155612, A155613, A155614.
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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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