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A099340
Frequency of the hexadecimal 7 in the first 10^n hexadecimal digits of Pi.
15
0, 4, 53, 585, 6274, 62515, 625369, 6251231, 62504587, 625010556, 6249958503, 62499878794
OFFSET
1,2
MATHEMATICA
$MaxPrecision = 1100000; ph = Drop[ RealDigits[Pi, 16, 5*10^5] [[1]], 1]; Table[ Count[ Take[ph, 10^n], 7], {n, 5}]
KEYWORD
base,nonn,more
AUTHOR
Robert G. Wilson v, Oct 12 2004
STATUS
approved