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A090661
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Numbers n such that prevprime(n!) - n*prevprime((n-1)!) < 0.
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1
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5, 8, 13, 15, 31, 34, 39, 95, 167, 325, 380, 470, 547
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OFFSET
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1,1
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LINKS
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MATHEMATICA
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PrevPrim[ n_ ] := Block[ {k = n - 1}, While[ !PrimeQ[ k ], k-- ]; k ]; Select[ Range[ 275 ], PrevPrim[ #! ] - #*PrevPrim[ (# - 1)! ] < 0 & ] (* Robert G. Wilson v *)
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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Mohammed Bouayoun (bouyao(AT)wanadoo.fr), Dec 15 2003
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EXTENSIONS
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STATUS
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approved
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