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A347213
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Decimal expansion of zeta(2) + zeta(3).
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10
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2, 8, 4, 6, 9, 9, 0, 9, 7, 0, 0, 0, 7, 8, 2, 0, 7, 2, 1, 8, 7, 2, 1, 5, 3, 3, 2, 8, 1, 5, 7, 4, 7, 5, 1, 7, 9, 9, 8, 3, 9, 3, 6, 1, 9, 3, 5, 4, 7, 2, 9, 7, 3, 1, 9, 5, 2, 7, 8, 2, 9, 7, 8, 4, 7, 1, 1, 8, 4, 5, 6, 7, 6, 1, 8, 9, 5, 1, 3, 9, 6, 4, 0, 2, 0, 0, 8
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OFFSET
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1,1
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LINKS
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Omran Kouba, A zeta series, Solution to Problem 1930, Mathematics Magazine, Vol. 87, No. 4 (2014), pp. 296-298.
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FORMULA
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Equals 1 + Sum_{k>=2} k * (k - Sum_{i=2..k} zeta(i)) (Kouba, 2014). - Amiram Eldar, Jun 09 2022
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EXAMPLE
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2.8469909700078207218721533281574751799839361...
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MATHEMATICA
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RealDigits[Zeta[2] + Zeta[3], 10, 100][[1]] (* Amiram Eldar, Jun 09 2022 *)
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PROG
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CROSSREFS
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KEYWORD
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AUTHOR
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STATUS
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approved
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