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 A099537 Sum of the first n decimal places of zeta(3) (Apery's constant). This does not include the initial "1." of zeta(3). 2
 2, 2, 4, 4, 9, 15, 24, 24, 27, 28, 33, 42, 47, 56, 60, 62, 70, 75, 78, 87, 96, 103, 106, 114, 115, 121, 122, 127, 128, 129, 133, 137, 146, 155, 164, 164, 171, 177, 181, 190, 198, 204, 206, 215, 217, 220, 224, 224, 228, 237, 245, 253, 261, 262, 269, 278, 280, 282 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS FORMULA a(n)=A099536(n+1)-1 EXAMPLE The decimal places of zeta(3) are 2020569031... so the sums are 2, 2+0, 2+0+2, 2+0+2+0, 2+0+2+0+5, ... which gives 2, 2, 4, 4, 9,... MATHEMATICA Accumulate[Rest[RealDigits[Zeta[3], 10, 60][[1]]]] (* Harvey P. Dale, May 23 2021 *) CROSSREFS Cf. A099535 for version when including all digits of zeta(3). Sequence in context: A222736 A053656 A035054 * A109525 A243330 A318838 Adjacent sequences:  A099534 A099535 A099536 * A099538 A099539 A099540 KEYWORD base,easy,nonn AUTHOR Mark Hudson (mrmarkhudson(AT)hotmail.com), Oct 22 2004 STATUS approved

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Last modified September 18 12:35 EDT 2021. Contains 347527 sequences. (Running on oeis4.)