A099296 Number of times the digit 5 appears in the first 10^n digits of Pi.

3, 8, 97, 1046, 10026, 100359, 1000466, 9993478, 99998885, 1000007928, 9999963661, 99999671008

Offset

1,1

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], 5], {n, 6}]

Crossrefs

Cf. A099291, A099292, A099293, A099294, A099295, A099297, A099298, A099299, A099300.

Sequence in context: A114737 A233163 A281709 * A066619 A028504 A349561

Adjacent sequences: A099293 A099294 A099295 * A099297 A099298 A099299

Keyword

nonn,base

Author

Robert G. Wilson v, Oct 11 2004

Status

approved