[seqfan] Re: In the vein of 103314

Brad Klee bradklee at gmail.com
Sat Dec 23 15:51:12 CET 2017

Momentarily at a(1), the sequence forgets to visit the origin.
Thereafter, it returns by a 2n-cycle, a 3m-cycle, or a (2n+3m)-cycle.
It is really not that different from Crystal Ball sequence A003215.

On Fri, Dec 22, 2017 at 11:50 PM, Chai Wah Wu <cwwuieee at gmail.com> wrote:

> For the case n = 6, the generating function appears to be:
> (x^4 - 3*x^3 + 4*x^2 + 3*x + 1)/(1 - x)^3
> Chai Wah

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