On 2017-05-17, at 16:22, Richard Kuebbing wrote:
> 
> SEED=12345
> DIGIT elements        unique
> 1     10              7
> 2     100             60
> 3     1000            634
> 4     10,000          6,280
> 5     100,000         63,252
> 6     1,000,000       632,271
> 7     10,000,000      6,329,187
>  
Interesting.  Compare to:
    517 $ awk 'BEGIN { print( 10000000 * ( 1 - exp( -1 ) ) ) }'
    6.32121e+06

... passes some kinda intuitive test.

-- gil

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