login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A099616 Sum of the first n decimal places of Catalan's constant 0.9159655941772... (sequence A006752). 1
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; internal format)
OFFSET

1,1

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]]] (* From 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

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 15 10:06 EST 2012. Contains 205763 sequences.