%I A083853
%S A083853 0,1,3,6,9,14,22,24,37,40,58,61,64,95,98,103,155,153,166,171,168,247,386,
%T A083853 257,276,273,407,404,401,417,443,438,647,441,653,650,1011,705,674,708,
               1045,
%U A083853 713,1053,1048,1085,1142,1051,1090,1140,1153,1723,1158,2661,1702,1155,
               1710
%N A083853 Smallest nonnegative integer that can be written as a sum of Fibonacci 
               numbers in n ways, counting 1 twice as Fibonacci number.
%F A083853 A000121(a(n)) = n.
%Y A083853 Least inverse of A000121. Cf. A013583.
%Y A083853 Sequence in context: A130473 A082643 A135524 this_sequence A058597 A146562 
               A133331
%Y A083853 Adjacent sequences: A083850 A083851 A083852 this_sequence A083854 A083855 
               A083856
%K A083853 nonn
%O A083853 1,3
%A A083853 R. K. Guy and David W. Wilson, Jun 19 2003