[seqfan] Re: Sirag numbers.

David Wilson davidwwilson at comcast.net
Sat Oct 1 01:29:58 CEST 2011

On 9/30/2011 1:08 AM, allouche at math.jussieu.fr wrote:

So then, what would be the name for a set of integers (= increasing 
sequence), whose base-b representations form a regular language?
(for example, A00069, the odious numbers, whose binary representations 
form the language 10*(10*10*)*  ?

I only ask because there are many sequences of this type in the OEIS, 
and they have some interesting arithmetic properties as established
by Cobham circa 1964.

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