A050640 a(n+1) is next smallest nontrivial cube containing a(n) as a substring, initial term is 1.
1, 125, 91125, 47911251968, 476843808624667447911251968
Offset: 1
Extensions
a(5) from Chai Wah Wu, Mar 01 2019
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.