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A179665
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a(n) = prime(n)^9.
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22
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512, 19683, 1953125, 40353607, 2357947691, 10604499373, 118587876497, 322687697779, 1801152661463, 14507145975869, 26439622160671, 129961739795077, 327381934393961, 502592611936843, 1119130473102767
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OFFSET
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1,1
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COMMENTS
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Product_{n >= 2, m_n = (a(n) mod 4) - 2} ((a(n) + 1) / (a(n) - 1))^m_n = 209865342976 / 209844223875. - Dimitris Valianatos, May 13 2020
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LINKS
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FORMULA
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Product_{n>=1} (1 - 1/a(n)) = 1/zeta(9) = 1/A013667. (End)
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EXAMPLE
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a(1) = 512 since the ninth power of the first prime is 2^9 = 512. - Wesley Ivan Hurt, Mar 27 2014
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MAPLE
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MATHEMATICA
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Array[Prime[ # ]^9&, 30]
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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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