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A013763 a(n) = 18^(3*n + 2). 2

%I #24 Mar 01 2023 09:02:34

%S 324,1889568,11019960576,64268410079232,374813367582081024,

%T 2185911559738696531968,12748236216396078174437376,

%U 74347713614021927913318776832,433595865796975883590475106484224

%N a(n) = 18^(3*n + 2).

%H Vincenzo Librandi, <a href="/A013763/b013763.txt">Table of n, a(n) for n = 0..100</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 (5832).

%F From _Philippe Deléham_, Dec 07 2008: (Start)

%F a(n) = 5832*a(n-1), a(0)=324.

%F G.f.: 324/(1-5832*x).

%F a(n) = 18*A013762(n). (End)

%t NestList[5832#&,324,20] (* _Harvey P. Dale_, Mar 01 2023 *)

%o (Magma) [18^(3*n+2): n in [0..15]]; // _Vincenzo Librandi_, May 24 2011

%o (Maxima) makelist(18^(3*n+2),n,0,20); /* _Martin Ettl_, Oct 21 2012 */

%o (PARI) a(n)=18^(3*n+2) \\ _Charles R Greathouse IV_, Jul 11 2016

%K nonn,easy

%O 0,1

%A _N. J. A. Sloane_

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Last modified May 2 06:11 EDT 2024. Contains 372178 sequences. (Running on oeis4.)