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Search: id:A136370
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| A136370 |
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Numerator of 1 + Sum[ (-1)^(k+1)*1/Prime[k]^2, {k,1,n} ] ]. |
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+0
7
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| 3, 31, 739, 37111, 4446331, 756766039, 217803584371, 78887714418031, 41637516941042299, 35066922176061410359, 33657455280704707522099, 46117280789485930425170431, 77468081652660425646977758411
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OFFSET
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1,1
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FORMULA
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a(n) = Numerator[ 1 + Sum[ (-1)^(k+1)*1/Prime[k]^2, {k,1,n} ] ].
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MATHEMATICA
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Table[ Numerator[ 1 + Sum[ (-1)^(k+1)*1/Prime[k]^2, {k, 1, n} ] ], {n, 1, 20} ]
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CROSSREFS
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Cf. A024530. Cf. A136365, A136366, A136367, A136368, A136369, A136371.
Adjacent sequences: A136367 A136368 A136369 this_sequence A136371 A136372 A136373
Sequence in context: A105293 A104841 A092552 this_sequence A022514 A094579 A029729
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KEYWORD
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nonn
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AUTHOR
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Alexander Adamchuk (alex(AT)kolmogorov.com), Dec 27 2007
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