A061089 Duplicate of A067499.
1, 2, 4, 8, 512, 68719476736, 38685626227668133590597632
Offset: 0
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.