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A136370 Numerator of 1 - Sum_{k=1..n} (-1)^(k+1)/prime(k)^2. 6
3, 31, 739, 37111, 4446331, 756766039, 217803584371, 78887714418031, 41637516941042299, 35066922176061410359, 33657455280704707522099, 46117280789485930425170431, 77468081652660425646977758411 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..13.

MATHEMATICA

Table[Numerator[1 - Sum[(-1)^(k+1)/Prime[k]^2, {k, 1, n}]], {n, 1, 20}]

CROSSREFS

Cf. A024530. Cf. A136365, A136366, A136367, A136368, A136369, A136371.

Sequence in context: A322487 A300735 A196457 * A317348 A144416 A227787

Adjacent sequences:  A136367 A136368 A136369 * A136371 A136372 A136373

KEYWORD

nonn,frac

AUTHOR

Alexander Adamchuk, Dec 27 2007

EXTENSIONS

Definition corrected by Alexander Adamchuk, Sep 15 2010

STATUS

approved

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Last modified October 16 10:55 EDT 2019. Contains 328056 sequences. (Running on oeis4.)