%I #15 Sep 08 2022 08:45:33
%S 0,4,72,988,12240,144244,1653912,18663628,208594080,2317594084,
%T 25654949352,283334343868,3124587089520,34425823133524,
%U 379071610510392,4172500607905708,45916496933002560,505214397985306564,5558288899894321032,61147691553229173148
%N a(n) = 11^n - 7^n.
%H Vincenzo Librandi, <a href="/A139745/b139745.txt">Table of n, a(n) for n = 0..300</a>
%H <a href="/index/Rec">Index entries for linear recurrences with constant coefficients</a>, signature (18,-77).
%F a(n) = 18*a(n-1) - 77*a(n-2). - _Vincenzo Librandi_, Jun 02 2011
%t Table[11^n-7^n,{n,0,30}] (* or *) LinearRecurrence[{18,-77},{0,4},30] (* _Harvey P. Dale_, Jun 17 2014 *)
%o (Magma) [11^n-7^n: n in [0..30]]; // _Vincenzo Librandi_, Jun 02 2011
%K nonn
%O 0,2
%A _N. J. A. Sloane_, May 20 2008