%I #19 Apr 06 2013 18:43:47
%S 1,11,111,11111,11111111,1111111111111,111111111111111111111,
%T 1111111111111111111111111111111111,
%U 1111111111111111111111111111111111111111111111111111111
%N Fibonacci numbers in base 1.
%F a(n+2) = concat( a(n+1), a(n) ), a(0) = 1, a(1) = 11. - corrected by _Jason Kimberley_, Dec 17 2012
%t FromDigits[Table[1,{#}]]&/@Fibonacci[Range[2,10]] (* _Harvey P. Dale_, Apr 06 2013 *)
%Y Cf. A108047, A131293.
%K nonn,easy,base
%O 0,2
%A _N. J. A. Sloane_, Feb 27 2000
%E More terms from _James A. Sellers_, Mar 01 2000