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A050388
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Exponential reversion of Liouville's lambda function A008836.
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2
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1, 1, 4, 24, 206, 2260, 30332, 480902, 8797200, 182371078, 4225266662, 108194123116, 3034250312354, 92491819230694, 3044898092216786, 107664237385304338, 4069395031874875828, 163733361626947740668
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OFFSET
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1,3
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LINKS
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FORMULA
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a(n) ~ c * d^n * n^(n-1), where
d = 0.8970251053152248716710454143898502547333142678...
c = 0.5166239012540605776842881782718271800954906... (End)
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MATHEMATICA
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length = 20; Range[length]! InverseSeries[Sum[LiouvilleLambda[n] x^n/n!, {n, 1, length}] + O[x]^(length+1)][[3]] (* Vladimir Reshetnikov, Nov 07 2015 *)
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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