A080515 a(1) = 2, a(n) = smallest n-th power obtained by inserting digits anywhere in a(n-1).
2, 25, 125, 1500625, 7721159067190625, 15177620126188504995068476821390625
Offset: 1
Extensions
More terms from Robert Gerbicz, Aug 24 2006
This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.