A136434 Duplicate of A121670.
0, -2, 2, 18, 52, 110, 198, 322, 488, 702, 970, 1298, 1692, 2158
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.