[seqfan] Re: A178000

Neil Sloane njasloane at gmail.com
Wed Mar 21 00:27:40 CET 2018

No,  I think that is a totally wrong interpretation.

The definition is perfectly clear as stated.

To get a(n), look at the list of all the n-digit primes.
Suppose k is the maximum number of 2's of any number
on the list. Throw out any prime on the list
that does not contain k 2's. Then a(n) = maximal number that is left on the

Best regards

Neil J. A. Sloane, President, OEIS Foundation.
11 South Adelaide Avenue, Highland Park, NJ 08904, USA.
Also Visiting Scientist, Math. Dept., Rutgers University, Piscataway, NJ.
Phone: 732 828 6098; home page: http://NeilSloane.com
Email: njasloane at gmail.com

On Tue, Mar 20, 2018 at 7:15 PM, Felix Fröhlich <felix.froe at gmail.com>

> Dear SeqFans,
> I just made a pink-box comment in A178000, but I waited too long to submit
> the comment, so the comment occurred after the draft was approved.
> My remark was as follows (copied from the pink box comment in the sequence
> history):
> Can we clarify the language of the definition a bit? I don't
> understand why 29 is a term. 2 and 9 appear equally often among the
> digits of 29, so does that mean a tie is allowed, i.e., 2 must be (one
> of) the digit(s) that occur most often among the digits?
> Should the definition be adjusted?
> Best regards
> Felix
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