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a(n) = 8^(5*n + 3).
1

%I #15 Feb 20 2023 17:24:18

%S 512,16777216,549755813888,18014398509481984,590295810358705651712,

%T 19342813113834066795298816,633825300114114700748351602688,

%U 20769187434139310514121985316880384,680564733841876926926749214863536422912

%N a(n) = 8^(5*n + 3).

%H Vincenzo Librandi, <a href="/A013848/b013848.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 (32768).

%t 8^(5Range[0,10]+3) (* _Harvey P. Dale_, Feb 20 2023 *)

%o (Magma) [8^(5*n+3): n in [0..15]]; // _Vincenzo Librandi_, Jul 08 2011

%K nonn,easy

%O 0,1

%A _N. J. A. Sloane_