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A013881 16^(5*n+4). 1

%I

%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_.

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Last modified November 17 18:24 EST 2019. Contains 329241 sequences. (Running on oeis4.)