On 11/15/07, Chris Fant <[EMAIL PROTECTED]> wrote:
> On Nov 15, 2007 3:20 PM, Eric Boesch <[EMAIL PROTECTED]> wrote:
> > On 11/14/07, Chris Fant <[EMAIL PROTECTED]> wrote:
> > > Based on more recent emails, this may not be useful anymore, but I
> > > have a list of 361 32-bit numbers that satisfy these properties in
> > > case anyone is interested.
> >
> > I'd be interested in your implementation tricks. Where did the number
> > 17 come from?
>
> 17 didn't come from me.  Here's how I made my list:
>
> Start with 500 random numbers.
> Throw out the ones that violate the tests.
> Hope that you are left with enough (361).
>
> This actually worked all the way down to 15-bit numbers.

Neat. Was the 15-bit version for 81 values or 361? At the risk of
putting my foot in my mouth, I don't think there exist 361 15-bit
numbers that satisfy minimum requirements (if the floating-point
average of any four code values is a code value, then the four code
values are identical).
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