A099292 Number of times the digit 1 appears in the first 10^n digits of Pi.

2, 8, 116, 1026, 10137, 99758, 999333, 10002475, 99997334, 1000037790, 9999937631, 99999945664

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], 1], {n, 6}]

Crossrefs

Cf. A099291, A099293, A099294, A099295, A099296, A099297, A099298, A099299, A099300.

Sequence in context: A012347 A263249 A297631 * A284967 A064111 A112094

Adjacent sequences: A099289 A099290 A099291 * A099293 A099294 A099295

Keyword

nonn,base

Author

Robert G. Wilson v, Oct 11 2004

Status

approved