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A138458
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a(n) = ((n-th prime)^6-(n-th prime)^4)/24.
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2
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2, 27, 625, 4802, 73205, 199927, 1002252, 1954815, 6156502, 24754835, 36940840, 106827177, 197803270, 263247677, 448930652, 923186277, 1757017345, 2146105355, 3768259627, 5336453010, 6304409502, 10127021060, 13620538127
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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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a = {}; Do[p = Prime[n]; AppendTo[a, (p^6 - p^4)/24], {n, 1, 24}]; 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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STATUS
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approved
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