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%I
%S 5,15625,48828125,152587890625,476837158203125,1490116119384765625,
%T 4656612873077392578125,14551915228366851806640625,
%U 45474735088646411895751953125,142108547152020037174224853515625,444089209850062616169452667236328125
%N 5^(5*n+1).
%H Vincenzo Librandi, <a href="/A013834/b013834.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>
%F a(n)=3125*a(n-1), n>0 ; a(0)=5. G.f.: 5/(1-3125*x). [From _Philippe DELEHAM_, Dec 03 2008]
%t NestList[3125#&,5,20] (* _Harvey P. Dale_, Aug 16 2012 *)
%o (MAGMA) [5^(5*n+1): n in [0..15]]; // Vincenzo Librandi, Jul 07 2011
%K nonn,easy
%O 0,1
%A _N. J. A. Sloane_.
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