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reviewed
approved
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Revision History for A137933
(Bold, blue-underlined text is an addition; faded, red-underlined text is aShowing entries 1-10 | older changes
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reviewed
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editing
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FORMULA
From Amiram Eldar, Jul 06 2022: (Start)
Sum_{n>=1} 1/a(n) = 5*Pi^2/48.
Sum_{n>=1} (-1)^(n+1)/a(n) = Pi^2/48 = -A245058. (End)
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approved
editing
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editing
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MATHEMATICA
LCM[Range[60]^2, 2] (* Harvey P. Dale, Jun 06 2018 *)
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approved
editing
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reviewed
approved
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proposed
reviewed
STATUS
editing
proposed