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A088029
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Smallest cube k such that k-1 is a squarefree number with n prime divisors.
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1
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8, 27, 3375, 1331, 658503, 24642171, 2176782336, 40920960536, 510273943271, 777951864091611, 1192061253627791, 5102581508637228071, 1199757898010467651311, 157319623416127642239771, 35260961012455728936456071, 2351436993054272987488815191
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OFFSET
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1,1
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LINKS
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EXAMPLE
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a(4) = 1331 = 11^3 = 2*5*7*19 + 1.
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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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2 more terms from Lambert Herrgesell (zero815(AT)googlemail.com), Feb 20 2008
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STATUS
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approved
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