[seqfan] Re: Underline a(n) when n=3k
arndt at jjj.de
Sat Mar 7 19:56:43 CET 2015
* M. F. Hasler <seqfan at hasler.fr> [Mar 07. 2015 19:54]:
> Hello Eric,
> I was about to add your sequence with (0,1) instead of (1,2) which I felt
> more natural, I wanted to name it:
> "Lexicographically first nontrivial sequence such that a(3n)=a(n) and
> removing every third term also gives back a(n)."
...which is a better name than the current as proposed in the edit.
The g.f. should therefore satisfy some neat functional equation.
Best & good night, jj
> But then I noticed that this is your sequence https://oeis.org/A117943 :-)
> Nice week-end to you and all SeqFans,
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