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a(1) = 5, a(n) = smallest n-th power obtained by inserting digits anywhere in a(n-1).
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%I #6 Dec 05 2013 19:56:00

%S 5,25,125,1500625,7721159067190625,15177620126188504995068476821390625

%N a(1) = 5, a(n) = smallest n-th power obtained by inserting digits anywhere in a(n-1).

%C After the first term, this sequence is the same as A080515. [From _Sean A. Irvine_, Aug 31 2009]

%Y Cf. A080514, A080515.

%K base,hard,more,nonn

%O 1,1

%A _Amarnath Murthy_, Mar 20 2003

%E More terms from _Robert Gerbicz_, Aug 24 2006