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A329503 G.f. = (1+x)*(1+2*x+2*x^2)/(1-x). 1

%I #13 Aug 11 2024 10:37:54

%S 1,4,8,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,

%T 10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,

%U 10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10

%N G.f. = (1+x)*(1+2*x+2*x^2)/(1-x).

%H <a href="/index/Rec#order_01">Index entries for linear recurrences with constant coefficients</a>, signature (1).

%F a(n) = 10 for n >= 3.

%o (PARI) Vec((1 + x)*(1 + 2*x + 2*x^2) / (1 - x) + O(x^80)) \\ Colin Barker, Nov 19 2019

%Y Row 5 of array in A329501.

%K nonn

%O 0,2

%A _N. J. A. Sloane_, Nov 19 2019

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Last modified August 26 13:58 EDT 2024. Contains 375456 sequences. (Running on oeis4.)