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7*11^n+1
1

%I #11 Sep 08 2022 08:46:00

%S 8,78,848,9318,102488,1127358,12400928,136410198,1500512168,

%T 16505633838,181561972208,1997181694278,21968998637048,

%U 241658985007518,2658248835082688,29240737185909558,321648109045005128,3538129199495056398

%N 7*11^n+1

%H Vincenzo Librandi, <a href="/A199758/b199758.txt">Table of n, a(n) for n = 0..900</a>

%H <a href="/index/Rec#order_02">Index entries for linear recurrences with constant coefficients</a>, signature (12,-11).

%F a(n) = 11*a(n-1)-10.

%F a(n) = 12*a(n-1)-11*a(n-2).

%F G.f.: 2*(4-9*x)/((1-x)*(1-11*x)).

%o (Magma) [7*11^n+1: n in [0..30]];

%K nonn,easy

%O 0,1

%A _Vincenzo Librandi_, Nov 10 2011