[Fluxus] puzzle

[Dave Griffiths]

On Sat, 2010-01-16 at 16:09 -0500, Matt Jadud wrote:
> On Sat, Jan 16, 2010 at 4:41 AM, Dave Griffiths <dave at pawfal.org> wrote:
> > 0 1 2 3 5 7 10 14 20 28 40 54 74 101 137 187 255
> > I must have copied them from somewhere, but I'm guessing this is quite a
> > simple question for someone who knows about dsp theory :)
> 
> Hi Dave,
> 
> It looks like an exponential curve... or is that not specific enough?
> 
> Excel says it is
> 
> y = 1.0633e0.3524x
> 
> or, I suppose,
> 
> (define y (expt 1.0633 (* 0.3524 x)))

Thanks for this!

I'm wondering where this curve comes from - it must be based on some
frequency response. 

cheers,

dave