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 | 7 |
| 2 | 61 |
| 3 | 379 |
| 4 | 643 |
| 5 | 967 |
| 6 | 2549 |
| 7 | 9547 |
| 8 | 19531 |
| 9 | 45121 |
| 10 | 70199 |
| 11 | 78467 |
| 12 | 127637 |
| 13 | 150373 |
| 14 | 156257 |
| 15 | 175069 |
| 16 | 195311 |
| 17 | 209459 |
| 18 | 246709 |
| 19 | 286999 |
| 20 | 295513 |
| 21 | 312931 |
| 22 | 330859 |
| 23 | 349207 |
| 24 | 378239 |
| 25 | 398357 |
| 26 | 518191 |
| 27 | 553733 |
| 28 | 765287 |
| 29 | 779731 |
| 30 | 838927 |
| 31 | 853981 |
| 32 | 1166597 |