A133461 4^n*3^(n^2).
1, 12, 1296, 1259712, 11019960576, 867623536069632, 614787626176508399616, 3920680210114437604803919872, 225029902846690098194536797915119616, 116241593333982893165313951169026429498949632
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.