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%I A199751 #13 Sep 08 2022 08:46:00
%S A199751 2,17,182,1997,21962,241577,2657342,29230757,321538322,3536921537,
%T A199751 38906136902,427967505917,4707642565082,51784068215897,
%U A199751 569624750374862,6265872254123477,68924594795358242,758170542748940657,8339875970238347222
%N A199751 (3*11^n+1)/2.
%H A199751 Vincenzo Librandi, <a href="/A199751/b199751.txt">Table of n, a(n) for n = 0..900</a>
%H A199751 <a href="/index/Rec#order_02">Index entries for linear recurrences with constant coefficients</a>, signature (12,-11).
%F A199751 a(n) = 11*a(n-1)-5.
%F A199751 a(n) = 12*a(n-1)-11*a(n-2).
%F A199751 G.f.: (2-7*x)/((1-x)*(1-11*x)).
%t A199751 (3*11^Range[0,20]+1)/2 (* or *) LinearRecurrence[{12,-11},{2,17},20] (* _Harvey P. Dale_, Sep 23 2013 *)
%o A199751 (Magma) [(3*11^n+1)/2: n in [0..30]];
%K A199751 nonn,easy
%O A199751 0,1
%A A199751 _Vincenzo Librandi_, Nov 10 2011

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