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 | 325 |
| 2 | 457 |
| 3 | 877 |
| 4 | 1073 |
| 5 | 2285 |
| 6 | 4937 |
| 7 | 6113 |
| 8 | 13253 |
| 9 | 28745 |
| 10 | 35605 |
| 11 | 77233 |
| 12 | 167533 |
| 13 | 207517 |
| 14 | 450145 |
| 15 | 976453 |
| 16 | 1209497 |
| 17 | 2623637 |
| 18 | 5691185 |
| 19 | 7049465 |
| 20 | 15291677 |
| 21 | 33170657 |
| 22 | 41087293 |
| 23 | 89126425 |
| 24 | 193332757 |
| 25 | 239474293 |
| 26 | 519466873 |
| 27 | 1126825885 |
| 28 | 1395758465 |