Prime anagrams

[zak seidov]

--- zak seidov <zakseidov at yahoo.com> wrote:

> >  n a(n)    b(n) c(n)    d(n)
> > ============================
> >  1    1       2    1       2
> >  2    2      13    2      13
> >  3    4     149    4      17
> >  4   11    1237   11    1237
> >  5   39   13789   39   13789
> >  6  148  123479  160   13789
> >  7  731 1235789  738  123479
> ...8...?......?.............
> ...9...0....................
> wihout zero, there is no 9d pandigit prime :)

n=8 a(n)=4333 b(n)=12345769

> 
> > 
> > n = number of digits; a(n) = maximal number of
> > permutations that are prime;
> > b(n) = smallest prime example of a(n); c(n) = a(n)
> > but allowing leading zero
> > digits; d(n) = smallest prime example of c(n).
> <................>
 Zak


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