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A053042
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a(n) = n^n + n!.
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7
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2, 6, 33, 280, 3245, 47376, 828583, 16817536, 387783369, 10003628800, 285351587411, 8916579449856, 302881333613053, 11112094003849216, 437895198055227375, 18446764996499439616, 827240617573764860177, 39346414477670243303424
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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LINKS
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FORMULA
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E.g.f.: 1/(1 + LambertW(-x)) + 1/(1 - x), where LambertW() is the Lambert W-function. - Ilya Gutkovskiy, Jan 08 2017
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MATHEMATICA
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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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