%I
%S 281,887,8887,48883,888887,888888887,48888888883,888888888887,
%T 2888888888881,4888888888883,48888888888883,
%U 2888888888888888888888888881,48888888888888888888888888888888888888883
%N Primes such that the outer 2 digits are n and n1 and all inner digits are 8, where 0 < n < 9.
%o (PARI) n10np1(n,d) = { local(x,y,k); for(x=1,n, for(k=1,8, y=10^(x+1)*k+floor(10^x*d/9)*10+k1; if(isprime(y),print1(y",")) ) ) }
%K easy,nonn,base
%O 1,1
%A _Cino Hilliard_, Jul 11 2005
