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A099616 Sum of the first n decimal places of Catalan's constant 0.9159655941772... (sequence A006752). 2
9, 10, 15, 24, 30, 35, 40, 49, 53, 54, 61, 68, 70, 71, 80, 80, 81, 86, 86, 91, 95, 101, 101, 104, 109, 110, 114, 123, 126, 128, 131, 139, 143, 144, 145, 145, 152, 159, 163, 164, 168, 177, 180, 187, 191, 193, 201, 202, 208, 215, 217, 218, 221, 225, 227, 233, 239 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

G. C. Greubel, Table of n, a(n) for n = 1..10000

EXAMPLE

Catalan's constant = 0.9159655941772... so the sums are 9, 9+1, 9+1+5, 9+1+5+9, 9+1+5+9+6..., leading to the terms 9, 10, 15, 24, 30, ...

MATHEMATICA

Accumulate[RealDigits[N[Catalan, 60]][[1]]] (* Harvey P. Dale, May 10 2011 *)

CROSSREFS

Cf. A006752 for digits of Catalan's constant. Similarly constructed sequences for other constants at A099541 and sequence references therein.

Sequence in context: A005381 A175090 A197113 * A073829 A003135 A105742

Adjacent sequences:  A099613 A099614 A099615 * A099617 A099618 A099619

KEYWORD

base,easy,nonn

AUTHOR

Mark Hudson (mrmarkhudson(AT)hotmail.com), Oct 25 2004

STATUS

approved

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Last modified October 13 19:35 EDT 2019. Contains 327981 sequences. (Running on oeis4.)