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A127304
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a(n) = floor(n^(n + 1/2)).
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2
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0, 1, 5, 46, 512, 6987, 114283, 2178889, 47453132, 1162261467, 31622776601, 946271759726, 30886277963534, 1092031726879989, 41577322420731606, 1695955744851044543, 73786976294838206464, 3410798977520981898013
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OFFSET
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0,3
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COMMENTS
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By Stirling's approximation, a(n) ~ n! e^n /sqrt(2 pi).
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LINKS
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MAPLE
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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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EXTENSIONS
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STATUS
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approved
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