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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A099295 Number of times the digit 4 appears in the first 10^n digits of Pi. 10
1, 10, 93, 1012, 9971, 100230, 1001093, 10003863, 100011958, 999937688, 10000032702, 100000357857 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

REFERENCES

Alfred S. Posamentier & Ingmar Lehmann, A Biography of the World's Most Mysterious Number, Prometheus Books, Amherst, NY 2004, page 129.

LINKS

Table of n, a(n) for n=1..12.

Kanada Laboratory, Statistical Distribution Information.

Eric Weisstein's World of Mathematics, Pi Digits

MATHEMATICA

$MaxPrecision = 1100000; dp = Drop[ RealDigits[Pi, 10, 1000010] [[1]], 1]; Table[ Count[ Take[dp, 10^n], 4], {n, 6}]

CROSSREFS

Cf. A099291, A099292, A099293, A099294, A099296, A099297, A099298, A099299, A099300.

Sequence in context: A103944 A190989 A224696 * A167589 A192899 A192900

Adjacent sequences:  A099292 A099293 A099294 * A099296 A099297 A099298

KEYWORD

nonn,base

AUTHOR

Robert G. Wilson v, Oct 11 2004

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy .

Last modified March 27 16:36 EDT 2017. Contains 284177 sequences.