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Search: id:A081947
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| A081947 |
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Smallest prime which is one more than the product of n distinct numbers. |
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+0
1
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| 2, 3, 7, 31, 181, 1009, 6481, 45361, 453601, 3991681, 39916801, 566092801, 9500198401, 114960384001, 1976041267201, 24845812992001, 502146957312001, 8109673360588801, 147254595231744001, 2688996956405760001
(list; graph; listen)
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OFFSET
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1,1
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EXAMPLE
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a(5) = 181 = 1*2*3*5*6 + 1.
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CROSSREFS
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Cf. A046972.
Sequence in context: A156313 A163075 A089359 this_sequence A046972 A006862 A038710
Adjacent sequences: A081944 A081945 A081946 this_sequence A081948 A081949 A081950
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KEYWORD
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nonn
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Apr 02 2003
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EXTENSIONS
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More terms from Sam Alexander (amnalexander(AT)yahoo.com), Oct 20 2003
Corrected and extended by David Wasserman (wasserma(AT)spawar.navy.mil), Jul 20 2004
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