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A013909 a(n) = 23^(5*n + 4). 1

%I #18 Sep 08 2022 08:44:38

%S 279841,1801152661463,11592836324538749809,74615470927590710561908487,

%T 480250763996501976790165756943041,

%U 3091058643093537522799545838540043339063,19895113660064588580108197261066338165074766609,128051775540161094255459334683883498184411818540470887

%N a(n) = 23^(5*n + 4).

%H Vincenzo Librandi, <a href="/A013909/b013909.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 (6436343).

%F a(n) = 6436343*a(n-1), a(0)=279841. - _Vincenzo Librandi_, May 29 2011

%t 23^(5*Range[0,10]+4) (* or *) NestList[6436343#&,279841,10] (* _Harvey P. Dale_, Jan 15 2016 *)

%o (Magma) [23^(5*n+4): n in [0..10]]; // _Vincenzo Librandi_, May 29 2011

%Y Cf. A009967.

%K nonn

%O 0,1

%A _N. J. A. Sloane_

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)