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A099294
Number of times the digit 3 appears in the first 10^n digits of Pi.
13
1, 11, 102, 974, 10025, 100229, 999964, 9998442, 99986911, 999976483, 9999912396, 99999787805
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
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], 3], {n, 6}]
KEYWORD
nonn,base
AUTHOR
Robert G. Wilson v, Oct 11 2004
STATUS
approved