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.
| n | a(n) |
|---|---|
| 1 | 25326001 |
| 2 | 161304001 |
| 3 | 960946321 |
| 4 | 1157839381 |
| 5 | 3215031751 |
| 6 | 3697278427 |
| 7 | 5764643587 |
| 8 | 6770862367 |
| 9 | 14386156093 |
| 10 | 15579919981 |
| 11 | 18459366157 |
| 12 | 19887974881 |
| 13 | 21276028621 |
| 14 | 27716349961 |
| 15 | 29118033181 |
| 16 | 37131467521 |
| 17 | 41752650241 |
| 18 | 42550716781 |
| 19 | 43536545821 |