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A062440
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a(n) = Sum_{k=1..n} (prime(k) - 1)^n.
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1
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1, 5, 73, 1569, 108833, 4036801, 314563713, 15846654977, 1480518105601, 327498647221249, 26675231740370945, 5516343830694027265, 864423963230785470465, 86799898084959301255169
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OFFSET
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1,2
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LINKS
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EXAMPLE
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a(4)=1569 because 1^4 + 2^4 + 4^4 + 6^4 = 1569.
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PROG
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(PARI) a(n)={sum(k=1, n, (prime(k)-1)^n)}
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CROSSREFS
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KEYWORD
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easy,nonn
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AUTHOR
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STATUS
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approved
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