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 | 257 |
| 2 | 273 |
| 3 | 297 |
| 4 | 313 |
| 5 | 325 |
| 6 | 341 |
| 7 | 365 |
| 8 | 381 |
| 9 | 387 |
| 10 | 403 |
| 11 | 427 |
| 12 | 443 |
| 13 | 455 |
| 14 | 471 |
| 15 | 495 |
| 16 | 511 |
| 17 | 6562 |
| 18 | 6643 |
| 19 | 6724 |
| 20 | 6832 |
| 21 | 6913 |
| 22 | 6994 |
| 23 | 7102 |
| 24 | 7183 |
| 25 | 7264 |
| 26 | 7300 |
| 27 | 7381 |
| 28 | 7462 |
| 29 | 7570 |
| 30 | 7651 |
| 31 | 7732 |
| 32 | 7840 |
| 33 | 7921 |
| 34 | 8002 |
| 35 | 8038 |
| 36 | 8119 |
| 37 | 8200 |
| 38 | 8308 |
| 39 | 8389 |
| 40 | 8470 |
| 41 | 8578 |
| 42 | 8659 |