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A098681
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Largest prime smaller than n^n.
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6
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3, 23, 251, 3121, 46649, 823541, 16777213, 387420479, 9999999967, 285311670569, 8916100448237, 302875106592241, 11112006825557999, 437893890380859323, 18446744073709551557, 827240261886336764159, 39346408075296537575359
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OFFSET
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2,1
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LINKS
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MATHEMATICA
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PrimePrev[n_]:=Module[{k}, k=n-1; While[ !PrimeQ[k], k-- ]; k]; f[n_]:=n^n; lst={}; Do[AppendTo[lst, PrimePrev[f[n]]], {n, 30}]; lst (* Vladimir Joseph Stephan Orlovsky, Feb 25 2010 *)
Table[NextPrime[n^n, -1], {n, 2, 20}] (* Harvey P. Dale, Dec 02 2017 *)
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CROSSREFS
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KEYWORD
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easy,nonn
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AUTHOR
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STATUS
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approved
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