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A013888 a(n) = 18^(5*n + 3). 1

%I #19 Jan 27 2023 19:20:55

%S 5832,11019960576,20822964865671168,39346408075296537575424,

%T 74347713614021927913318776832,140485060518220186283313934500888576,

%U 265456074833292280954988944586975024775168,501597304410594428739556550045321223614364647424

%N a(n) = 18^(5*n + 3).

%H Vincenzo Librandi, <a href="/A013888/b013888.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)=5832. - _Vincenzo Librandi_, May 27 2011

%t 18^(5Range[0,20]+3) (* or *) NestList[1889568#&,5832,20] (* _Harvey P. Dale_, Jan 27 2023 *)

%o (Magma) [18^(5*n+3): n in [0..10]]; // _Vincenzo Librandi_, May 27 2011

%Y Cf. A001027.

%K nonn

%O 0,1

%A _N. J. A. Sloane_

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Last modified April 18 15:35 EDT 2024. Contains 371780 sequences. (Running on oeis4.)