|
%I #20 Sep 08 2022 08:44:38
%S 65536,68719476736,72057594037927936,75557863725914323419136,
%T 79228162514264337593543950336,83076749736557242056487941267521536,
%U 87112285931760246646623899502532662132736,91343852333181432387730302044767688728495783936
%N 16^(5*n+4).
%H Vincenzo Librandi, <a href="/A013881/b013881.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 (1048576).
%F a(n) = 1048576*a(n-1). - _Colin Barker_, Feb 28 2015
%F G.f.: 65536 / (1-1048576*x). - _Colin Barker_, Feb 28 2015
%F a(n) = A001025(A016897(n)). - _Michel Marcus_, Feb 28 2015
%o (Magma) [16^(5*n+4): n in [0..10]]; // _Vincenzo Librandi_, Jul 10 2011
%o (Maxima) A013881(n):=16^(5*n+4)$
%o makelist(A013881(n),n,0,10); /* _Martin Ettl_, Nov 12 2012 */
%o (PARI) Vec(65536/(1-1048576*x) + O(x^20)) \\ _Colin Barker_, Feb 28 2015
%K nonn,easy
%O 0,1
%A _N. J. A. Sloane_.
| 