[seqfan] Re: seqs whose |differences| are 1,2,3,4,...

Robert Munafo mrob27 at gmail.com
Sun Mar 14 20:14:14 CET 2010


If you start with anything other than 1, then it's no longer the
"lexicographically
earliest", no matter what the second or subsequent terms are, with holes or
without.

Not a complaint as such, I'm just pointing out that you're diverged from the
problem statement at the beginning of this thread,

On Sun, Mar 14, 2010 at 10:58, Ron Hardin <rhhardin at att.net> wrote:

> Using Paul's algorithm starting with val instead of 1, the first infinitely
> deferred (never filled) hole is
>
> val hole
> 1 5
> 2 7
> 3 11
> 4 15
> 5 19
> 6 23
>
> so apparently 4*val-1 except for 1.
>
> The series always fills downwards to 1 first.
>
> --
 Robert Munafo  --  mrob.com



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