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Search: id:A139073
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| A139073 |
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a(n) = smallest prime number of the form (n+k!)/n. |
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+0
30
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| 2, 2, 3, 7, 1009, 2, 5702401, 631, 4481, 13, 566092801, 3, 23452949585516450807808000001, 259201, 337, 2521, 3553839003727872684550301886383176323956736000000001, 41
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OFFSET
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1,1
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MATHEMATICA
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a = {}; Do[ k = 1; While[ ! PrimeQ[ (k! + n)/n ], k++ ]; AppendTo[ a, (k! + n)/n ], {n, 1, 100} ]; a [Corrected May 06 2008]
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CROSSREFS
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Cf. A082672, A089085, A089130, A117141, A007749, A139056, A139057, A139058, A139059, A139060, A139061, A139061, A139062, A139063, A139064, A139065, A139066, A020458, A139068, A137390, A139070, A139071, A139072, A139073, A139074, A139074, A139075, A136019, A136020, A136026, A136027.
Sequence in context: A143673 A089543 A058023 this_sequence A099870 A110985 A153216
Adjacent sequences: A139070 A139071 A139072 this_sequence A139074 A139075 A139076
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KEYWORD
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nonn
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AUTHOR
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Artur Jasinski (grafix(AT)csl.pl), Apr 07 2008
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