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 A188223 G.f.: (1+x^2+x^3)/(1-x-x^2-x^4-x^5) 1

%I #15 Nov 21 2013 12:50:08

%S 1,1,3,5,9,16,29,53,96,174,315,571,1035,1876,3400,6162,11168,20241,

%T 36685,66488,120503,218400,395829,717402,1300222,2356527,4270978,

%U 7740736,14029338,25426823,46083666,83522203,151375943,274354307,497240739,901200915,1633339800,2960270965,5365205811

%N G.f.: (1+x^2+x^3)/(1-x-x^2-x^4-x^5)

%H N. J. A. Sloane, <a href="/A188223/b188223.txt">Table of n, a(n) for n = 0..100</a>

%F a(n) = a(n-1)+a(n-2)+a(n-4)+a(n-5).

%t CoefficientList[Series[(1+x^2+x^3)/(1-x-x^2-x^4-x^5),{x,0,40}],x] (* _Harvey P. Dale_, Mar 28 2011 *)

%K nonn

%O 0,3

%A _Adam S. Jobson_ and _N. J. A. Sloane_, Mar 26 2011

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Last modified June 13 02:52 EDT 2024. Contains 373366 sequences. (Running on oeis4.)