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A138441
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a(n) = ((n-th prime)^6-(n-th prime^2))/2.
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5
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30, 360, 7800, 58800, 885720, 2413320, 12068640, 23522760, 74017680, 297411240, 443751360, 1282862520, 2375051280, 3160680600, 5389606560, 11082179160, 21090265080, 25760185320, 45229188840, 64050139440, 75667110480, 121543724640, 163470183240
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OFFSET
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1,1
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LINKS
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FORMULA
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MATHEMATICA
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a = {}; Do[p = Prime[n]; AppendTo[a, (p^6 - p^2)/2], {n, 1, 50}]; a
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PROG
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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