[seqfan] Re: Digit scanning question

Giovanni Resta g.resta at iit.cnr.it
Tue Oct 20 13:30:20 CEST 2015


On 10/20/2015 10:16 AM, Christian Lawson-Perfect wrote:
> Some quick computation suggests it's proportional to log(n).

I think it is something around 10^n*log(10^n).

Giovanni


Mon, 19 Oct 2015 at 22:59 David Wilson <davidwwilson at comcast.net> wrote:

>> Over all infinite strings of digits, what is the expected number of digits
>> you must scan before seeing every n-digit substring?
>>
>>
>>
>>
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