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A199320 5*6^n+1. 2

%I

%S 6,31,181,1081,6481,38881,233281,1399681,8398081,50388481,302330881,

%T 1813985281,10883911681,65303470081,391820820481,2350924922881,

%U 14105549537281,84633297223681,507799783342081,3046798700052481,18280792200314881

%N 5*6^n+1.

%H Vincenzo Librandi, <a href="/A199320/b199320.txt">Table of n, a(n) for n = 0..1000</a>

%H <a href="/index/Rec">Index entries for linear recurrences with constant coefficients</a>, signature (7,-6).

%F a(n) = 6*a(n-1)-5.

%F a(n) = 7*a(n-1)-6*a(n-2).

%F G.f.: (6-11*x)/((1-x)*(1-6*x)).

%o (MAGMA) [5*6^n+1: n in [0..30]];

%K nonn,easy

%O 0,1

%A _Vincenzo Librandi_, Nov 06 2011

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Last modified October 19 03:10 EDT 2021. Contains 348073 sequences. (Running on oeis4.)