cp's OEIS Frontend

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.

A103197 Number of compositions of n into Fibonacci number of parts.

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%I A103197 #6 May 01 2014 17:03:12
%S A103197 1,2,4,7,12,21,37,65,115,208,386,727,1367,2536,4630,8376,15217,28170,
%T A103197 53620,104843,208547,416448,824990,1608138,3071813,5747106,10561032,
%U A103197 19177849,34734782,63495907,118601911,228454377,454988025,932297291
%N A103197 Number of compositions of n into Fibonacci number of parts.
%F A103197 a(n) = Sum_{k=0..n} binomial(n-1, k-1)*A010056(k).
%F A103197 a(n) = Sum_{k>1} (x/(1-x))^Fibonacci(k).
%t A103197 Flatten[{1,2,4,Table[SeriesCoefficient[Sum[(x/(1-x))^Fibonacci[k],{k,2,n}],{x,0,n}],{n,4,35}]}] (* _Vaclav Kotesovec_, May 01 2014 *)
%Y A103197 Cf. A102848, A052467.
%K A103197 easy,nonn
%O A103197 1,2
%A A103197 _Vladeta Jovovic_, Mar 18 2005