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 | 1 |
| 2 | 3 |
| 3 | 35 |
| 4 | 39 |
| 5 | 295 |
| 6 | 311 |
| 7 | 33079 |
| 8 | 33087 |
| 9 | 37183 |
| 10 | 38207 |
| 11 | 1099511665983 |
| 12 | 1099511666111 |
| 13 | 1099511797183 |
| 14 | 1099512059327 |
| 15 | 1099514156479 |
| 16 | 1099514156495 |
| 17 | 1099648374223 |
| 18 | 1100722116047 |
| 19 | 1100722124239 |
| 20 | 1100722126287 |
| 21 | 1100722388431 |
| 22 | 9896815410639 |