login
Smallest prime with number of digits equal to n-th Fibonacci number.
2

%I #8 Aug 25 2015 08:37:31

%S 2,11,101,10007,10000019,1000000000039,100000000000000000039,

%T 1000000000000000000000000000000061,

%U 1000000000000000000000000000000000000000000000000000031,10000000000000000000000000000000000000000000000000000000000000000000000000000000000000181

%N Smallest prime with number of digits equal to n-th Fibonacci number.

%p A130150 := proc(n) ndgs := combinat[fibonacci](n) ; nextprime(10^(ndgs-1)) ; end: seq(A130150(n),n=2..11) ; # _R. J. Mathar_, Oct 15 2007

%t Table[NextPrime[10^(Fibonacci[n]-1)],{n,2,12}] (* _Harvey P. Dale_, Aug 25 2015 *)

%K easy,nonn,base

%O 2,1

%A _Giovanni Teofilatto_, Aug 03 2007

%E More terms from _R. J. Mathar_, Oct 15 2007