The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A083603 Starting positions of strings of five 1's in the decimal expansion of Pi. 2

%I #14 Jan 16 2015 03:12:41

%S 32788,120459,141899,255945,255946,266894,365783,378301,663429,707038,

%T 740956,802226,821500,969110,973525,973670,1084126,1189427,1247619,

%U 1295214,1312579,1672127,1876791,2003018,2030728,2136234,2170463

%N Starting positions of strings of five 1's in the decimal expansion of Pi.

%H <a href="/index/Ph#Pi314">Index entries for sequences related to the number Pi</a>

%H Dave Andersen, <a href="http://www.angio.net/pi/piquery">Pi-Search Page</a>

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/PiDigits.html">Pi Digits.</a>

%t $MaxPrecision=10^8;a=RealDigits[Pi,10,4*9! ];lst={};Do[b=a[[1]][[n]];c=a[[1]][[n+1]];d=a[[1]][[n+2]];e=a[[1]][[n+3]];f=a[[1]][[n+4]];If[b==1&&c==1&&d==1&&e==1&&f==1,AppendTo[lst,n-1]],{n,3*7!,4*9!-4}];lst (* _Vladimir Joseph Stephan Orlovsky_, Jun 07 2009 *)

%Y Cf. A083602 (four 1's), A083604 (six 1's).

%K base,nonn

%O 1,1

%A _Rick L. Shepherd_, May 01 2003

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified June 12 18:11 EDT 2024. Contains 373359 sequences. (Running on oeis4.)