[seqfan] Re: Orderly Numbers

Andrew Weimholt andrew.weimholt at gmail.com
Fri Oct 30 17:05:11 CET 2009

On Fri, Oct 30, 2009 at 8:34 AM, Alonso Del Arte
<alonso.delarte at gmail.com> wrote:
> A potentially dumb question, but: how do you choose the k for each n? Are
> there "orderly" numbers with only one choice for k and others with lots of
> choices?
> Al

Yes, some orderly numbers have only 1 choice of k, and some have more.
For example, for n=8, k can only be 5, but for n=71, k can be 3, 23, or 69.
Or search for k is limited to  tau(n) < k < n-1.


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