This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A083853 #8 Jan 28 2023 10:37:32 %S A083853 0,1,3,6,9,14,22,24,37,40,58,61,64,95,98,103,155,153,166,171,168,247, %T A083853 386,257,276,273,407,404,401,417,443,438,647,441,653,650,1011,705,674, %U A083853 708,1045,713,1053,1048,1085,1142,1051,1090,1140,1153,1723,1158,2661,1702,1155,1710 %N A083853 Smallest nonnegative integer that can be written as a sum of Fibonacci numbers in n ways, counting 1 twice as Fibonacci number. %H A083853 R. J. Mathar, <a href="/A083853/b083853.txt">Table of n, a(n) for n = 1..82</a> %F A083853 A000121(a(n)) = n. %Y A083853 Least inverse of A000121. Cf. A013583. %K A083853 nonn %O A083853 1,3 %A A083853 _R. K. Guy_ and _David W. Wilson_, Jun 19 2003