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%I #17 Sep 08 2022 08:44:38
%S 324,612220032,1156831381426176,2185911559738696531968,
%T 4130428534112329328517709824,7804725584345565904628551916716032,
%U 14747559712960682275277163588165279154176,27866516911699690485530919446962290200798035968
%N a(n) = 18^(5*n + 2).
%H Vincenzo Librandi, <a href="/A013887/b013887.txt">Table of n, a(n) for n = 0..50</a>
%H Tanya Khovanova, <a href="http://www.tanyakhovanova.com/RecursiveSequences/RecursiveSequences.html">Recursive Sequences</a>
%H <a href="/index/Rec#order_01">Index entries for linear recurrences with constant coefficients</a>, signature (1889568).
%F a(n) = 1889568*a(n-1), a(0)=324. - _Vincenzo Librandi_, May 27 2011
%o (Magma) [18^(5*n+2): n in [0..10]]; // _Vincenzo Librandi_, May 27 2011
%Y Cf. A001027.
%K nonn
%O 0,1
%A _N. J. A. Sloane_