[seqfan] Re: Digit of a(n) is the difference of two digits of a(n)
Marc LeBrun
mlb at well.com
Sun Dec 8 01:58:17 CET 2013
>="franktaw at netscape.net" <franktaw at netscape.net>
> If numbers have infinitely many zeros on the left, every number has
this
> property.
Franklin T. Adams-Watters
Doh, right!
> Suppose we instead require only that every digit except the largest
must be
> the difference of two digits? (There remains the question of
how to handle
> having the largest digit present more than once.) This
trivially includes all
> single-digit numbers, but it also includes
things like 12, 24, 1235, etc.
Can't any of the digits be replicated any number of times?
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